7381015681

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{2087}}^1$

素因数の和:3361

約数の個数: 24

約数和(自身を含む): 8473538304

約数和(自身を除く): 1092522623

約数列:

[1, 13, 17, 169, 221, 1231, 2087, 2873, 16003, 20927, 27131, 35479, 208039, 272051, 352703, 461227, 2569097, 3536663, 5995951, 33398261, 43674649, 434177393, 567770437, 7381015681]

約数ペア:

[(1, 7381015681), (13, 567770437), (17, 434177393), (169, 43674649), (221, 33398261), (1231, 5995951), (2087, 3536663), (2873, 2569097), (16003, 461227), (20927, 352703), (27131, 272051), (35479, 208039)]