13931487

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{2141}}^1$

素因数の和:2391

約数の個数: 16

約数和(自身を含む): 20734560

約数和(自身を除く): 6803073

約数列:

[1, 3, 9, 27, 241, 723, 2141, 2169, 6423, 6507, 19269, 57807, 515981, 1547943, 4643829, 13931487]

約数ペア:

[(1, 13931487), (3, 4643829), (9, 1547943), (27, 515981), (241, 57807), (723, 19269), (2141, 6507), (2169, 6423)]