408020965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{65651}}^1$

素因数の和:65780

約数の個数: 16

約数和(自身を含む): 538871616

約数和(自身を除く): 130850651

約数列:

[1, 5, 11, 55, 113, 565, 1243, 6215, 65651, 328255, 722161, 3610805, 7418563, 37092815, 81604193, 408020965]

約数ペア:

[(1, 408020965), (5, 81604193), (11, 37092815), (55, 7418563), (113, 3610805), (565, 722161), (1243, 328255), (6215, 65651)]