31765929

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 48491520

約数和(自身を除く): 16725591

約数列:

[1, 3, 13, 19, 39, 57, 163, 247, 263, 489, 741, 789, 2119, 3097, 3419, 4997, 6357, 9291, 10257, 14991, 40261, 42869, 64961, 120783, 128607, 194883, 557297, 814511, 1671891, 2443533, 10588643, 31765929]

約数ペア:

[(1, 31765929), (3, 10588643), (13, 2443533), (19, 1671891), (39, 814511), (57, 557297), (163, 194883), (247, 128607), (263, 120783), (489, 64961), (741, 42869), (789, 40261), (2119, 14991), (3097, 10257), (3419, 9291), (4997, 6357)]