16520845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2161}}^1$

素因数の和:2316

約数の個数: 16

約数和(自身を含む): 21792960

約数和(自身を除く): 5272115

約数列:

[1, 5, 11, 55, 139, 695, 1529, 2161, 7645, 10805, 23771, 118855, 300379, 1501895, 3304169, 16520845]

約数ペア:

[(1, 16520845), (5, 3304169), (11, 1501895), (55, 300379), (139, 118855), (695, 23771), (1529, 10805), (2161, 7645)]