40904591

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 51439104

約数和(自身を除く): 10534513

約数列:

[1, 7, 13, 71, 91, 169, 487, 497, 923, 1183, 3409, 6331, 6461, 11999, 34577, 44317, 82303, 83993, 242039, 449501, 576121, 3146507, 5843513, 40904591]

約数ペア:

[(1, 40904591), (7, 5843513), (13, 3146507), (71, 576121), (91, 449501), (169, 242039), (487, 83993), (497, 82303), (923, 44317), (1183, 34577), (3409, 11999), (6331, 6461)]