17970795

素因数分解:

$3^3\times 5^1\times {\mathrm{133117}}^1$

素因数の和:133131

約数の個数: 16

約数和(自身を含む): 31948320

約数和(自身を除く): 13977525

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 133117, 399351, 665585, 1198053, 1996755, 3594159, 5990265, 17970795]

約数ペア:

[(1, 17970795), (3, 5990265), (5, 3594159), (9, 1996755), (15, 1198053), (27, 665585), (45, 399351), (135, 133117)]