20161129233

素因数分解:

$3^1\times 7^2\times {\mathrm{491}}^1\times {\mathrm{279329}}^1$

素因数の和:279837

約数の個数: 24

約数和(自身を含む): 31334122080

約数和(自身を除く): 11172992847

約数列:

[1, 3, 7, 21, 49, 147, 491, 1473, 3437, 10311, 24059, 72177, 279329, 837987, 1955303, 5865909, 13687121, 41061363, 137150539, 411451617, 960053773, 2880161319, 6720376411, 20161129233]

約数ペア:

[(1, 20161129233), (3, 6720376411), (7, 2880161319), (21, 960053773), (49, 411451617), (147, 137150539), (491, 41061363), (1473, 13687121), (3437, 5865909), (10311, 1955303), (24059, 837987), (72177, 279329)]