15402681

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2365

約数の個数: 24

約数和(自身を含む): 25671360

約数和(自身を除く): 10268679

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2243, 2289, 6729, 6867, 15701, 20187, 47103, 141309, 244487, 733461, 1711409, 2200383, 5134227, 15402681]

約数ペア:

[(1, 15402681), (3, 5134227), (7, 2200383), (9, 1711409), (21, 733461), (63, 244487), (109, 141309), (327, 47103), (763, 20187), (981, 15701), (2243, 6867), (2289, 6729)]