2689895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 3598560

約数和(自身を除く): 908665

約数列:

[1, 5, 13, 29, 65, 145, 377, 1427, 1885, 7135, 18551, 41383, 92755, 206915, 537979, 2689895]

約数ペア:

[(1, 2689895), (5, 537979), (13, 206915), (29, 92755), (65, 41383), (145, 18551), (377, 7135), (1427, 1885)]