72601781

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{12451}}^1$

素因数の和:12489

約数の個数: 16

約数和(自身を含む): 89654400

約数和(自身を除く): 17052619

約数列:

[1, 7, 17, 49, 119, 343, 833, 5831, 12451, 87157, 211667, 610099, 1481669, 4270693, 10371683, 72601781]

約数ペア:

[(1, 72601781), (7, 10371683), (17, 4270693), (49, 1481669), (119, 610099), (343, 211667), (833, 87157), (5831, 12451)]