27720797405

素因数分解:

$5^1\times 7^1\times {\mathrm{4153}}^1\times {\mathrm{190711}}^1$

素因数の和:194876

約数の個数: 16

約数和(自身を含む): 38026447104

約数和(自身を除く): 10305649699

約数列:

[1, 5, 7, 35, 4153, 20765, 29071, 145355, 190711, 953555, 1334977, 6674885, 792022783, 3960113915, 5544159481, 27720797405]

約数ペア:

[(1, 27720797405), (5, 5544159481), (7, 3960113915), (35, 792022783), (4153, 6674885), (20765, 1334977), (29071, 953555), (145355, 190711)]