81666039

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23011}}^1$

素因数の和:23047

約数の個数: 24

約数和(自身を含む): 134758272

約数和(自身を除く): 53092233

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 23011, 69033, 161077, 299143, 483231, 897429, 2094001, 3888859, 6282003, 11666577, 27222013, 81666039]

約数ペア:

[(1, 81666039), (3, 27222013), (7, 11666577), (13, 6282003), (21, 3888859), (39, 2094001), (91, 897429), (169, 483231), (273, 299143), (507, 161077), (1183, 69033), (3549, 23011)]