66638474

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{78031}}^1$

素因数の和:78101

約数の個数: 16

約数和(自身を含む): 116111616

約数和(自身を除く): 49473142

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 78031, 156062, 546217, 1092434, 4759891, 9519782, 33319237, 66638474]

約数ペア:

[(1, 66638474), (2, 33319237), (7, 9519782), (14, 4759891), (61, 1092434), (122, 546217), (427, 156062), (854, 78031)]