87945778

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1\times {\mathrm{709}}^1$

素因数の和:1389

約数の個数: 16

約数和(自身を含む): 133551000

約数和(自身を除く): 45605222

約数列:

[1, 2, 109, 218, 569, 709, 1138, 1418, 62021, 77281, 124042, 154562, 403421, 806842, 43972889, 87945778]

約数ペア:

[(1, 87945778), (2, 43972889), (109, 806842), (218, 403421), (569, 154562), (709, 124042), (1138, 77281), (1418, 62021)]