208077206407

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1\times {\mathrm{23917}}^1$

素因数の和:26491

約数の個数: 32

約数和(自身を含む): 260587566720

約数和(自身を除く): 52510360313

約数列:

[1, 7, 17, 29, 119, 203, 493, 2521, 3451, 17647, 23917, 42857, 73109, 167419, 299999, 406589, 511763, 693593, 1242853, 2846123, 4855151, 8699971, 11791081, 60294757, 82537567, 422063299, 1025010869, 1748547953, 7175076083, 12239835671, 29725315201, 208077206407]

約数ペア:

[(1, 208077206407), (7, 29725315201), (17, 12239835671), (29, 7175076083), (119, 1748547953), (203, 1025010869), (493, 422063299), (2521, 82537567), (3451, 60294757), (17647, 11791081), (23917, 8699971), (42857, 4855151), (73109, 2846123), (167419, 1242853), (299999, 693593), (406589, 511763)]