List questions from multiplicative-function

Published on 22 Mar 2026 - 10:42

149

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$f(n) = \Sigma_{d|n} \mu(n/d)F(d)$

Published on 25 Mar 2026 - 2:10

277

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Since $\zeta(1) \neq 1$, does this mean that $\zeta$ is not multiplicative?

Published on 21 Mar 2026 - 18:52

544

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Inverse of completely multiplicative function with respect to dirichlet convolution

Published on 17 Mar 2026 - 1:02

36

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If f is multiplicative, then will $f\left(\frac{a}{b}\right)$ be multiplicative for coprime $a,b$?

Published on 22 Mar 2026 - 11:29

467

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How to multiply the radical expressions and simplify your answer?

Published on 21 Mar 2026 - 21:20

194

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If $(a,k)=(b,m)=1$, prove that $(ab,km)=(a,m)(b,k)$.

Published on 19 Mar 2026 - 22:56

312

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Proof Verification: Let $f(\chi)$ be the conductor of $\chi$, proof that $f(\chi)=f(\chi_1)\cdots f(\chi_r)$.

Published on 22 Mar 2026 - 7:16

73

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Is $n^{(p-1)/2}\equiv -1\pmod p$ implies $n$ is a primitive root modulo $p$?

Published on 22 Mar 2026 - 14:02

790

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Group automorphism of multiplicative group of real number field

Published on 22 Mar 2026 - 11:14

148

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How to generalize Newman's simplification of O-Tauberian theorem?

Published on 19 Mar 2026 - 13:23

993

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Summing a multiplicative function

Published on 22 Mar 2026 - 12:28

235

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Explain why the following is or isn't a multiplicative function.

Published on 22 Mar 2026 - 9:42

311

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Multiplicative functions and the sum of all divisors: $\sum_{d\mid2020}{\sigma(d)}$

Published on 21 Mar 2026 - 21:27

2.8k

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How to prove that the Legendre symbol is multiplicative?

Published on 11 Jun 2019 - 23:21

List Question

About The Sum of Positive Divisors of $n$

$f(n) = \Sigma_{d|n} \mu(n/d)F(d)$

Since $\zeta(1) \neq 1$, does this mean that $\zeta$ is not multiplicative?

Inverse of completely multiplicative function with respect to dirichlet convolution

If f is multiplicative, then will $f\left(\frac{a}{b}\right)$ be multiplicative for coprime $a,b$?

How to multiply the radical expressions and simplify your answer?

If $(a,k)=(b,m)=1$, prove that $(ab,km)=(a,m)(b,k)$.

Proof Verification: Let $f(\chi)$ be the conductor of $\chi$, proof that $f(\chi)=f(\chi_1)\cdots f(\chi_r)$.

Is $n^{(p-1)/2}\equiv -1\pmod p$ implies $n$ is a primitive root modulo $p$?

Group automorphism of multiplicative group of real number field

How to generalize Newman's simplification of O-Tauberian theorem?

Summing a multiplicative function

Explain why the following is or isn't a multiplicative function.

Multiplicative functions and the sum of all divisors: $\sum_{d\mid2020}{\sigma(d)}$

How to prove that the Legendre symbol is multiplicative?

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