31521605

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 38648064

約数和(自身を除く): 7126459

約数列:

[1, 5, 97, 103, 485, 515, 631, 3155, 9991, 49955, 61207, 64993, 306035, 324965, 6304321, 31521605]

約数ペア:

[(1, 31521605), (5, 6304321), (97, 324965), (103, 306035), (485, 64993), (515, 61207), (631, 49955), (3155, 9991)]