51081121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13691}}^1$

素因数の和:13752

約数の個数: 16

約数和(自身を含む): 64407168

約数和(自身を除く): 13326047

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 13691, 95837, 177983, 561331, 1245881, 3929317, 7297303, 51081121]

約数ペア:

[(1, 51081121), (7, 7297303), (13, 3929317), (41, 1245881), (91, 561331), (287, 177983), (533, 95837), (3731, 13691)]