75147777999

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{78439}}^1$

素因数の和:78629

約数の個数: 64

約数和(自身を含む): 131628595200

約数和(自身を除く): 56480817201

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 137, 189, 259, 333, 411, 777, 959, 999, 1233, 2331, 2877, 3699, 5069, 6993, 8631, 15207, 25893, 35483, 45621, 78439, 106449, 136863, 235317, 319347, 549073, 705951, 958041, 1647219, 2117853, 2902243, 4941657, 8706729, 10746143, 14824971, 20315701, 26120187, 32238429, 60947103, 75223001, 78360561, 96715287, 182841309, 225669003, 290145861, 397607291, 548523927, 677007009, 1192821873, 2031021027, 2783251037, 3578465619, 8349753111, 10735396857, 25049259333, 75147777999]

約数ペア:

[(1, 75147777999), (3, 25049259333), (7, 10735396857), (9, 8349753111), (21, 3578465619), (27, 2783251037), (37, 2031021027), (63, 1192821873), (111, 677007009), (137, 548523927), (189, 397607291), (259, 290145861), (333, 225669003), (411, 182841309), (777, 96715287), (959, 78360561), (999, 75223001), (1233, 60947103), (2331, 32238429), (2877, 26120187), (3699, 20315701), (5069, 14824971), (6993, 10746143), (8631, 8706729), (15207, 4941657), (25893, 2902243), (35483, 2117853), (45621, 1647219), (78439, 958041), (106449, 705951), (136863, 549073), (235317, 319347)]