17985591

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51241}}^1$

素因数の和:51263

約数の個数: 16

約数和(自身を含む): 28695520

約数和(自身を除く): 10709929

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51241, 153723, 461169, 666133, 1383507, 1998399, 5995197, 17985591]

約数ペア:

[(1, 17985591), (3, 5995197), (9, 1998399), (13, 1383507), (27, 666133), (39, 461169), (117, 153723), (351, 51241)]