87865569

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{1697}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 138801312

約数和(自身を除く): 50935743

約数列:

[1, 3, 9, 11, 33, 99, 523, 1569, 1697, 4707, 5091, 5753, 15273, 17259, 18667, 51777, 56001, 168003, 887531, 2662593, 7987779, 9762841, 29288523, 87865569]

約数ペア:

[(1, 87865569), (3, 29288523), (9, 9762841), (11, 7987779), (33, 2662593), (99, 887531), (523, 168003), (1569, 56001), (1697, 51777), (4707, 18667), (5091, 17259), (5753, 15273)]