12556621

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{521}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 15735168

約数和(自身を除く): 3178547

約数列:

[1, 7, 11, 77, 313, 521, 2191, 3443, 3647, 5731, 24101, 40117, 163073, 1141511, 1793803, 12556621]

約数ペア:

[(1, 12556621), (7, 1793803), (11, 1141511), (77, 163073), (313, 40117), (521, 24101), (2191, 5731), (3443, 3647)]