64691207

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{2473}}^1$

素因数の和:2618

約数の個数: 16

約数和(自身を含む): 76713792

約数和(自身を除く): 12022585

約数列:

[1, 7, 37, 101, 259, 707, 2473, 3737, 17311, 26159, 91501, 249773, 640507, 1748411, 9241601, 64691207]

約数ペア:

[(1, 64691207), (7, 9241601), (37, 1748411), (101, 640507), (259, 249773), (707, 91501), (2473, 26159), (3737, 17311)]