13910403

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20981}}^1$

素因数の和:21014

約数の個数: 16

約数和(自身を含む): 21149856

約数和(自身を除く): 7239453

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 20981, 62943, 272753, 356677, 818259, 1070031, 4636801, 13910403]

約数ペア:

[(1, 13910403), (3, 4636801), (13, 1070031), (17, 818259), (39, 356677), (51, 272753), (221, 62943), (663, 20981)]