71621359

素因数分解:

${\mathrm{43}}^1\times {\mathrm{103}}^2\times {\mathrm{157}}^1$

素因数の和:406

約数の個数: 12

約数和(自身を含む): 74476776

約数和(自身を除く): 2855417

約数列:

[1, 43, 103, 157, 4429, 6751, 10609, 16171, 456187, 695353, 1665613, 71621359]

約数ペア:

[(1, 71621359), (43, 1665613), (103, 695353), (157, 456187), (4429, 16171), (6751, 10609)]