28540778

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 50371200

約数和(自身を除く): 21830422

約数列:

[1, 2, 7, 14, 59, 109, 118, 218, 317, 413, 634, 763, 826, 1526, 2219, 4438, 6431, 12862, 18703, 34553, 37406, 45017, 69106, 90034, 130921, 241871, 261842, 483742, 2038627, 4077254, 14270389, 28540778]

約数ペア:

[(1, 28540778), (2, 14270389), (7, 4077254), (14, 2038627), (59, 483742), (109, 261842), (118, 241871), (218, 130921), (317, 90034), (413, 69106), (634, 45017), (763, 37406), (826, 34553), (1526, 18703), (2219, 12862), (4438, 6431)]