161707105

素因数分解:

$5^1\times 7^2\times {\mathrm{660029}}^1$

素因数の和:660048

約数の個数: 12

約数和(自身を含む): 225730260

約数和(自身を除く): 64023155

約数列:

[1, 5, 7, 35, 49, 245, 660029, 3300145, 4620203, 23101015, 32341421, 161707105]

約数ペア:

[(1, 161707105), (5, 32341421), (7, 23101015), (35, 4620203), (49, 3300145), (245, 660029)]