List questions from multiplicative-function

127

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Looking applications for these statements involving multiplicative functions and Euler-Fermat theorem

Published on 15 Apr 2026 - 8:56

285

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Number of zeros of a polynomial modulo n is a multiplicative function

Published on 14 Apr 2026 - 16:56

386

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Series of the totient function

Published on 17 Apr 2026 - 2:37

235

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How to compute $8x \equiv 33 \pmod{35}$?

Published on 30 Mar 2026 - 14:55

283

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Average Order of $\frac{1}{\mathrm{rad}(n)}$

Published on 29 Apr 2026 - 22:54

65

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Counting divisors of a number

Published on 10 May 2026 - 20:00

101

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Hints to compute if exists $\lim_{n\to\infty}\sum_{k=1}^n\sigma(k^2)/\sum_{k=1}^n\sigma(k)$, which $\sigma(n)=\sum_{d\mid n}d$, and other question

Published on 11 Apr 2026 - 23:59

60

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Can't find the error with the following sum involving multiplicative functions

Published on 10 May 2026 - 20:03

114

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Proof of inequality involving multiplicative function?

Published on 25 Mar 2026 - 21:27

198

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A Increasing Multiplicative Functional Equation where $nm$ is a cube

Published on 07 May 2026 - 17:52

69

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How do I use something related to mobius inversion to solve this problem?

Published on 29 Apr 2026 - 21:13

78

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Cardinality of the set of either completely multiplicative or multiplicative functions defined on $\mathbb N$ and which take values in $\mathbb N$

Published on 14 Apr 2026 - 13:07

101

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Proving the existence of a real number in a finite measure of a translation invariant

Published on 23 Mar 2016 - 5:03

754

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A multiplicative property of the Euler totient function $\phi$

Published on 25 Mar 2026 - 21:30

251

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Isomorphism between multiplicative group modulo n and that of its factors

Published on 25 Mar 2026 - 21:23

List Question

Looking applications for these statements involving multiplicative functions and Euler-Fermat theorem

Number of zeros of a polynomial modulo n is a multiplicative function

Series of the totient function

How to compute $8x \equiv 33 \pmod{35}$?

Average Order of $\frac{1}{\mathrm{rad}(n)}$

Counting divisors of a number

Hints to compute if exists $\lim_{n\to\infty}\sum_{k=1}^n\sigma(k^2)/\sum_{k=1}^n\sigma(k)$, which $\sigma(n)=\sum_{d\mid n}d$, and other question

Can't find the error with the following sum involving multiplicative functions

Proof of inequality involving multiplicative function?

A Increasing Multiplicative Functional Equation where $nm$ is a cube

How do I use something related to mobius inversion to solve this problem?

Cardinality of the set of either completely multiplicative or multiplicative functions defined on $\mathbb N$ and which take values in $\mathbb N$

Proving the existence of a real number in a finite measure of a translation invariant

A multiplicative property of the Euler totient function $\phi$

Isomorphism between multiplicative group modulo n and that of its factors

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