397360412

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{714677}}^1$

素因数の和:714820

約数の個数: 12

約数和(自身を含む): 700384440

約数和(自身を除く): 303024028

約数列:

[1, 2, 4, 139, 278, 556, 714677, 1429354, 2858708, 99340103, 198680206, 397360412]

約数ペア:

[(1, 397360412), (2, 198680206), (4, 99340103), (139, 2858708), (278, 1429354), (556, 714677)]