Pages that link to "Item:Q4523033"

The following pages link to On a conjecture of Mąkowski and Schinzel concerning the composition of the arithmetic functions σ and ϕ (Q4523033):

Displaying 7 items.

• On a conjecture connected with the composition of \(\sigma(n)\) and \(\varphi(n)\) (Q462249) (← links)
• On the numbers of the form \(\sigma(n)-n\) und \(n-\varphi(n)\). (Q759051) (← links)
• On positive integers \(n\) with \(\sigma_l(2n+1)<\sigma_l(2n)\) (Q2166170) (← links)
• On the lower bound for the arithmetic function \(\sigma(\varphi(n))\) (Q2764300) (← links)
• On some problems of Mąkowski-Schinzel and Erdős concerning the arithmetical functions \(\varphi\) and \(\sigma\) (Q2773362) (← links)
• On the composition of the arithmetic functions σ and φ (Q3470528) (← links)
• On a conjecture of Mąkowski and Schinzel (Q4373016) (← links)