157031035

素因数分解:

$5^1\times 7^2\times {\mathrm{640943}}^1$

素因数の和:640962

約数の個数: 12

約数和(自身を含む): 219202848

約数和(自身を除く): 62171813

約数列:

[1, 5, 7, 35, 49, 245, 640943, 3204715, 4486601, 22433005, 31406207, 157031035]

約数ペア:

[(1, 157031035), (5, 31406207), (7, 22433005), (35, 4486601), (49, 3204715), (245, 640943)]