On a conjecture of Mąkowski and Schinzel concerning the composition of the arithmetic functions σ and ϕ

DOI10.4064/CM-86-1-31-36zbMath0965.11004OpenAlexW1433044516WikidataQ123273507 ScholiaQ123273507MaRDI QIDQ4523033

Florian Luca, Aleksander Grytczuk, Marek Wójtowicz

Publication date: 7 January 2001

Published in: Colloquium Mathematicum (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/210839

zbMATH Keywords

Euler's functionsum of divisors functionlower densitycomposition of arithmetic functions

Mathematics Subject Classification ID

Arithmetic functions; related numbers; inversion formulas (11A25) Distribution functions associated with additive and positive multiplicative functions (11N60)

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