51729111

素因数分解:

$3^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 92364800

約数和(自身を除く): 40635689

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 109, 189, 217, 243, 279, 327, 567, 651, 729, 763, 837, 981, 1701, 1953, 2187, 2289, 2511, 2943, 3379, 5103, 5859, 6867, 7533, 8829, 10137, 15309, 17577, 20601, 22599, 23653, 26487, 30411, 52731, 61803, 67797, 70959, 79461, 91233, 158193, 185409, 212877, 238383, 273699, 474579, 556227, 638631, 821097, 1668681, 1915893, 2463291, 5747679, 7389873, 17243037, 51729111]

約数ペア:

[(1, 51729111), (3, 17243037), (7, 7389873), (9, 5747679), (21, 2463291), (27, 1915893), (31, 1668681), (63, 821097), (81, 638631), (93, 556227), (109, 474579), (189, 273699), (217, 238383), (243, 212877), (279, 185409), (327, 158193), (567, 91233), (651, 79461), (729, 70959), (763, 67797), (837, 61803), (981, 52731), (1701, 30411), (1953, 26487), (2187, 23653), (2289, 22599), (2511, 20601), (2943, 17577), (3379, 15309), (5103, 10137), (5859, 8829), (6867, 7533)]