397393022

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{7213}}^1$

素因数の和:7404

約数の個数: 24

約数和(自身を含む): 649519704

約数和(自身を除く): 252126682

約数列:

[1, 2, 13, 26, 163, 169, 326, 338, 2119, 4238, 7213, 14426, 27547, 55094, 93769, 187538, 1175719, 1218997, 2351438, 2437994, 15284347, 30568694, 198696511, 397393022]

約数ペア:

[(1, 397393022), (2, 198696511), (13, 30568694), (26, 15284347), (163, 2437994), (169, 2351438), (326, 1218997), (338, 1175719), (2119, 187538), (4238, 93769), (7213, 55094), (14426, 27547)]