2505919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:99

約数の個数: 24

約数和(自身を含む): 3094560

約数和(自身を除く): 588641

約数列:

[1, 13, 17, 23, 29, 221, 289, 299, 377, 391, 493, 667, 3757, 5083, 6409, 6647, 8381, 8671, 11339, 86411, 108953, 147407, 192763, 2505919]

約数ペア:

[(1, 2505919), (13, 192763), (17, 147407), (23, 108953), (29, 86411), (221, 11339), (289, 8671), (299, 8381), (377, 6647), (391, 6409), (493, 5083), (667, 3757)]