1639275841

素因数分解:

$7^2\times {\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{1229}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 1931670720

約数和(自身を除く): 292394879

約数列:

[1, 7, 49, 163, 167, 1141, 1169, 1229, 7987, 8183, 8603, 27221, 60221, 190547, 200327, 205243, 1333829, 1402289, 1436701, 9816023, 10056907, 33454609, 234182263, 1639275841]

約数ペア:

[(1, 1639275841), (7, 234182263), (49, 33454609), (163, 10056907), (167, 9816023), (1141, 1436701), (1169, 1402289), (1229, 1333829), (7987, 205243), (8183, 200327), (8603, 190547), (27221, 60221)]