390528687

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{6907}}^1$

素因数の和:7358

約数の個数: 16

約数和(自身を含む): 533187072

約数和(自身を除く): 142658385

約数列:

[1, 3, 47, 141, 401, 1203, 6907, 18847, 20721, 56541, 324629, 973887, 2769707, 8309121, 130176229, 390528687]

約数ペア:

[(1, 390528687), (3, 130176229), (47, 8309121), (141, 2769707), (401, 973887), (1203, 324629), (6907, 56541), (18847, 20721)]