15740257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 17998848

約数和(自身を除く): 2258591

約数列:

[1, 13, 23, 61, 299, 793, 863, 1403, 11219, 18239, 19849, 52643, 258037, 684359, 1210789, 15740257]

約数ペア:

[(1, 15740257), (13, 1210789), (23, 684359), (61, 258037), (299, 52643), (793, 19849), (863, 18239), (1403, 11219)]