399922248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 1126379520

約数和(自身を除く): 726457272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 167, 188, 193, 264, 282, 334, 376, 386, 501, 517, 564, 579, 668, 772, 1002, 1034, 1128, 1158, 1336, 1544, 1551, 1837, 2004, 2068, 2123, 2316, 3102, 3674, 4008, 4136, 4246, 4632, 5511, 6204, 6369, 7348, 7849, 8492, 9071, 11022, 12408, 12738, 14696, 15698, 16984, 18142, 22044, 23547, 25476, 27213, 31396, 32231, 36284, 44088, 47094, 50952, 54426, 62792, 64462, 72568, 86339, 94188, 96693, 99781, 108852, 128924, 172678, 188376, 193386, 199562, 217704, 257848, 259017, 299343, 345356, 354541, 386772, 399124, 518034, 598686, 690712, 709082, 773544, 798248, 1036068, 1063623, 1197372, 1418164, 1514857, 2072136, 2127246, 2394744, 2836328, 3029714, 4254492, 4544571, 6059428, 8508984, 9089142, 12118856, 16663427, 18178284, 33326854, 36356568, 49990281, 66653708, 99980562, 133307416, 199961124, 399922248]

約数ペア:

[(1, 399922248), (2, 199961124), (3, 133307416), (4, 99980562), (6, 66653708), (8, 49990281), (11, 36356568), (12, 33326854), (22, 18178284), (24, 16663427), (33, 12118856), (44, 9089142), (47, 8508984), (66, 6059428), (88, 4544571), (94, 4254492), (132, 3029714), (141, 2836328), (167, 2394744), (188, 2127246), (193, 2072136), (264, 1514857), (282, 1418164), (334, 1197372), (376, 1063623), (386, 1036068), (501, 798248), (517, 773544), (564, 709082), (579, 690712), (668, 598686), (772, 518034), (1002, 399124), (1034, 386772), (1128, 354541), (1158, 345356), (1336, 299343), (1544, 259017), (1551, 257848), (1837, 217704), (2004, 199562), (2068, 193386), (2123, 188376), (2316, 172678), (3102, 128924), (3674, 108852), (4008, 99781), (4136, 96693), (4246, 94188), (4632, 86339), (5511, 72568), (6204, 64462), (6369, 62792), (7348, 54426), (7849, 50952), (8492, 47094), (9071, 44088), (11022, 36284), (12408, 32231), (12738, 31396), (14696, 27213), (15698, 25476), (16984, 23547), (18142, 22044)]