6639851907

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{18916957}}^1$

素因数の和:18916979

約数の個数: 16

約数和(自身を含む): 10593496480

約数和(自身を除く): 3953644573

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 18916957, 56750871, 170252613, 245920441, 510757839, 737761323, 2213283969, 6639851907]

約数ペア:

[(1, 6639851907), (3, 2213283969), (9, 737761323), (13, 510757839), (27, 245920441), (39, 170252613), (117, 56750871), (351, 18916957)]