51308569

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{29}}^2$

素因数の和:122

約数の個数: 27

約数和(自身を含む): 60728733

約数和(自身を除く): 9420164

約数列:

[1, 13, 19, 29, 169, 247, 361, 377, 551, 841, 3211, 4693, 4901, 7163, 10469, 10933, 15979, 61009, 93119, 136097, 142129, 207727, 303601, 1769261, 2700451, 3946813, 51308569]

約数ペア:

[(1, 51308569), (13, 3946813), (19, 2700451), (29, 1769261), (169, 303601), (247, 207727), (361, 142129), (377, 136097), (551, 93119), (841, 61009), (3211, 15979), (4693, 10933), (4901, 10469)]