15397731

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 23154560

約数和(自身を除く): 7756829

約数列:

[1, 3, 9, 31, 93, 229, 241, 279, 687, 723, 2061, 2169, 7099, 7471, 21297, 22413, 55189, 63891, 67239, 165567, 496701, 1710859, 5132577, 15397731]

約数ペア:

[(1, 15397731), (3, 5132577), (9, 1710859), (31, 496701), (93, 165567), (229, 67239), (241, 63891), (279, 55189), (687, 22413), (723, 21297), (2061, 7471), (2169, 7099)]