20131139357

素因数分解:

$7^1\times {\mathrm{719}}^1\times {\mathrm{1697}}^1\times {\mathrm{2357}}^1$

素因数の和:4780

約数の個数: 16

約数和(自身を含む): 23062371840

約数和(自身を除く): 2931232483

約数列:

[1, 7, 719, 1697, 2357, 5033, 11879, 16499, 1220143, 1694683, 3999829, 8541001, 11862781, 27998803, 2875877051, 20131139357]

約数ペア:

[(1, 20131139357), (7, 2875877051), (719, 27998803), (1697, 11862781), (2357, 8541001), (5033, 3999829), (11879, 1694683), (16499, 1220143)]