15766731

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3264

約数の個数: 20

約数和(自身を含む): 23946384

約数和(自身を除く): 8179653

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 3191, 4941, 9573, 28719, 86157, 194651, 258471, 583953, 1751859, 5255577, 15766731]

約数ペア:

[(1, 15766731), (3, 5255577), (9, 1751859), (27, 583953), (61, 258471), (81, 194651), (183, 86157), (549, 28719), (1647, 9573), (3191, 4941)]