399931488

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{126241}}^1$

素因数の和:126268

約数の個数: 72

約数和(自身を含む): 1240706376

約数和(自身を除く): 840774888

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 126241, 252482, 378723, 504964, 757446, 1009928, 1136169, 1388651, 1514892, 2019856, 2272338, 2777302, 3029784, 4039712, 4165953, 4544676, 5554604, 6059568, 8331906, 9089352, 11109208, 12119136, 12497859, 16663812, 18178704, 22218416, 24995718, 33327624, 36357408, 44436832, 49991436, 66655248, 99982872, 133310496, 199965744, 399931488]

約数ペア:

[(1, 399931488), (2, 199965744), (3, 133310496), (4, 99982872), (6, 66655248), (8, 49991436), (9, 44436832), (11, 36357408), (12, 33327624), (16, 24995718), (18, 22218416), (22, 18178704), (24, 16663812), (32, 12497859), (33, 12119136), (36, 11109208), (44, 9089352), (48, 8331906), (66, 6059568), (72, 5554604), (88, 4544676), (96, 4165953), (99, 4039712), (132, 3029784), (144, 2777302), (176, 2272338), (198, 2019856), (264, 1514892), (288, 1388651), (352, 1136169), (396, 1009928), (528, 757446), (792, 504964), (1056, 378723), (1584, 252482), (3168, 126241)]