20171801709

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{22621}}^1$

素因数の和:22843

約数の個数: 40

約数和(自身を含む): 30712079640

約数和(自身を除く): 10540277931

約数列:

[1, 3, 9, 27, 81, 101, 109, 303, 327, 909, 981, 2727, 2943, 8181, 8829, 11009, 22621, 33027, 67863, 99081, 203589, 297243, 610767, 891729, 1832301, 2284721, 2465689, 6854163, 7397067, 20562489, 22191201, 61687467, 66573603, 185062401, 199720809, 249034589, 747103767, 2241311301, 6723933903, 20171801709]

約数ペア:

[(1, 20171801709), (3, 6723933903), (9, 2241311301), (27, 747103767), (81, 249034589), (101, 199720809), (109, 185062401), (303, 66573603), (327, 61687467), (909, 22191201), (981, 20562489), (2727, 7397067), (2943, 6854163), (8181, 2465689), (8829, 2284721), (11009, 1832301), (22621, 891729), (33027, 610767), (67863, 297243), (99081, 203589)]