3971170945

素因数分解:

$5^1\times 7^2\times {\mathrm{16208861}}^1$

素因数の和:16208880

約数の個数: 12

約数和(自身を含む): 5543430804

約数和(自身を除く): 1572259859

約数列:

[1, 5, 7, 35, 49, 245, 16208861, 81044305, 113462027, 567310135, 794234189, 3971170945]

約数ペア:

[(1, 3971170945), (5, 794234189), (7, 567310135), (35, 113462027), (49, 81044305), (245, 16208861)]