279892016

素因数分解:

$2^4\times {\mathrm{3221}}^1\times {\mathrm{5431}}^1$

素因数の和:8660

約数の個数: 20

約数和(自身を含む): 542559024

約数和(自身を除く): 262667008

約数列:

[1, 2, 4, 8, 16, 3221, 5431, 6442, 10862, 12884, 21724, 25768, 43448, 51536, 86896, 17493251, 34986502, 69973004, 139946008, 279892016]

約数ペア:

[(1, 279892016), (2, 139946008), (4, 69973004), (8, 34986502), (16, 17493251), (3221, 86896), (5431, 51536), (6442, 43448), (10862, 25768), (12884, 21724)]