66754107

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{9721}}^1$

素因数の和:9843

約数の個数: 24

約数和(自身を含む): 111219680

約数和(自身を除く): 44465573

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 9721, 29163, 68047, 87489, 204141, 612423, 1059589, 3178767, 7417123, 9536301, 22251369, 66754107]

約数ペア:

[(1, 66754107), (3, 22251369), (7, 9536301), (9, 7417123), (21, 3178767), (63, 1059589), (109, 612423), (327, 204141), (763, 87489), (981, 68047), (2289, 29163), (6867, 9721)]