72687531

素因数分解:

$3^1\times 7^3\times {\mathrm{70639}}^1$

素因数の和:70663

約数の個数: 16

約数和(自身を含む): 113024000

約数和(自身を除く): 40336469

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 70639, 211917, 494473, 1483419, 3461311, 10383933, 24229177, 72687531]

約数ペア:

[(1, 72687531), (3, 24229177), (7, 10383933), (21, 3461311), (49, 1483419), (147, 494473), (343, 211917), (1029, 70639)]