70172972

素因数分解:

$2^2\times {\mathrm{199}}^2\times {\mathrm{443}}^1$

素因数の和:845

約数の個数: 18

約数和(自身を含む): 123701508

約数和(自身を除く): 53528536

約数列:

[1, 2, 4, 199, 398, 443, 796, 886, 1772, 39601, 79202, 88157, 158404, 176314, 352628, 17543243, 35086486, 70172972]

約数ペア:

[(1, 70172972), (2, 35086486), (4, 17543243), (199, 352628), (398, 176314), (443, 158404), (796, 88157), (886, 79202), (1772, 39601)]