68413005

素因数分解:

$3^6\times 5^1\times {\mathrm{137}}^2$

素因数の和:297

約数の個数: 42

約数和(自身を含む): 123992106

約数和(自身を除く): 55579101

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 243, 405, 411, 685, 729, 1215, 1233, 2055, 3645, 3699, 6165, 11097, 18495, 18769, 33291, 55485, 56307, 93845, 99873, 166455, 168921, 281535, 499365, 506763, 844605, 1520289, 2533815, 4560867, 7601445, 13682601, 22804335, 68413005]

約数ペア:

[(1, 68413005), (3, 22804335), (5, 13682601), (9, 7601445), (15, 4560867), (27, 2533815), (45, 1520289), (81, 844605), (135, 506763), (137, 499365), (243, 281535), (405, 168921), (411, 166455), (685, 99873), (729, 93845), (1215, 56307), (1233, 55485), (2055, 33291), (3645, 18769), (3699, 18495), (6165, 11097)]