51568281

素因数分解:

$3^2\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 75778560

約数和(自身を除く): 24210279

約数列:

[1, 3, 9, 131, 191, 229, 393, 573, 687, 1179, 1719, 2061, 25021, 29999, 43739, 75063, 89997, 131217, 225189, 269991, 393651, 5729809, 17189427, 51568281]

約数ペア:

[(1, 51568281), (3, 17189427), (9, 5729809), (131, 393651), (191, 269991), (229, 225189), (393, 131217), (573, 89997), (687, 75063), (1179, 43739), (1719, 29999), (2061, 25021)]