8720138

素因数分解:

$2^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{881}}^1$

素因数の和:998

約数の個数: 24

約数和(自身を含む): 15383844

約数和(自身を除く): 6663706

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 707, 881, 1414, 1762, 4949, 6167, 9898, 12334, 43169, 86338, 88981, 177962, 622867, 1245734, 4360069, 8720138]

約数ペア:

[(1, 8720138), (2, 4360069), (7, 1245734), (14, 622867), (49, 177962), (98, 88981), (101, 86338), (202, 43169), (707, 12334), (881, 9898), (1414, 6167), (1762, 4949)]