399105336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1421

約数の個数: 128

約数和(自身を含む): 1213632000

約数和(自身を除く): 814526664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 97, 114, 133, 152, 168, 194, 228, 266, 291, 388, 399, 456, 532, 582, 679, 776, 798, 1064, 1164, 1289, 1358, 1596, 1843, 2037, 2328, 2578, 2716, 3192, 3686, 3867, 4074, 5156, 5432, 5529, 7372, 7734, 8148, 9023, 10312, 11058, 12901, 14744, 15468, 16296, 18046, 22116, 24491, 25802, 27069, 30936, 36092, 38703, 44232, 48982, 51604, 54138, 72184, 73473, 77406, 97964, 103208, 108276, 125033, 146946, 154812, 171437, 195928, 216552, 250066, 293892, 309624, 342874, 375099, 500132, 514311, 587784, 685748, 750198, 875231, 1000264, 1028622, 1371496, 1500396, 1750462, 2057244, 2375627, 2625693, 3000792, 3500924, 4114488, 4751254, 5251386, 7001848, 7126881, 9502508, 10502772, 14253762, 16629389, 19005016, 21005544, 28507524, 33258778, 49888167, 57015048, 66517556, 99776334, 133035112, 199552668, 399105336]

約数ペア:

[(1, 399105336), (2, 199552668), (3, 133035112), (4, 99776334), (6, 66517556), (7, 57015048), (8, 49888167), (12, 33258778), (14, 28507524), (19, 21005544), (21, 19005016), (24, 16629389), (28, 14253762), (38, 10502772), (42, 9502508), (56, 7126881), (57, 7001848), (76, 5251386), (84, 4751254), (97, 4114488), (114, 3500924), (133, 3000792), (152, 2625693), (168, 2375627), (194, 2057244), (228, 1750462), (266, 1500396), (291, 1371496), (388, 1028622), (399, 1000264), (456, 875231), (532, 750198), (582, 685748), (679, 587784), (776, 514311), (798, 500132), (1064, 375099), (1164, 342874), (1289, 309624), (1358, 293892), (1596, 250066), (1843, 216552), (2037, 195928), (2328, 171437), (2578, 154812), (2716, 146946), (3192, 125033), (3686, 108276), (3867, 103208), (4074, 97964), (5156, 77406), (5432, 73473), (5529, 72184), (7372, 54138), (7734, 51604), (8148, 48982), (9023, 44232), (10312, 38703), (11058, 36092), (12901, 30936), (14744, 27069), (15468, 25802), (16296, 24491), (18046, 22116)]