11720897

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 12640320

約数和(自身を除く): 919423

約数列:

[1, 37, 43, 53, 139, 1591, 1961, 2279, 5143, 5977, 7367, 84323, 221149, 272579, 316781, 11720897]

約数ペア:

[(1, 11720897), (37, 316781), (43, 272579), (53, 221149), (139, 84323), (1591, 7367), (1961, 5977), (2279, 5143)]