15590379

素因数分解:

$3^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 24640000

約数和(自身を除く): 9049621

約数列:

[1, 3, 7, 21, 49, 109, 139, 147, 327, 343, 417, 763, 973, 1029, 2289, 2919, 5341, 6811, 15151, 16023, 20433, 37387, 45453, 47677, 106057, 112161, 143031, 318171, 742399, 2227197, 5196793, 15590379]

約数ペア:

[(1, 15590379), (3, 5196793), (7, 2227197), (21, 742399), (49, 318171), (109, 143031), (139, 112161), (147, 106057), (327, 47677), (343, 45453), (417, 37387), (763, 20433), (973, 16023), (1029, 15151), (2289, 6811), (2919, 5341)]