165392019

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{108739}}^1$

素因数の和:108771

約数の個数: 18

約数和(自身を含む): 258692460

約数和(自身を除く): 93300441

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 108739, 326217, 978651, 1413607, 4240821, 12722463, 18376891, 55130673, 165392019]

約数ペア:

[(1, 165392019), (3, 55130673), (9, 18376891), (13, 12722463), (39, 4240821), (117, 1413607), (169, 978651), (507, 326217), (1521, 108739)]