51981727

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2670

約数の個数: 16

約数和(自身を含む): 61737984

約数和(自身を除く): 9756257

約数列:

[1, 7, 41, 71, 287, 497, 2551, 2911, 17857, 20377, 104591, 181121, 732137, 1267847, 7425961, 51981727]

約数ペア:

[(1, 51981727), (7, 7425961), (41, 1267847), (71, 732137), (287, 181121), (497, 104591), (2551, 20377), (2911, 17857)]