28453656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 90201600

約数和(自身を除く): 61747944

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 89, 132, 154, 168, 173, 178, 231, 264, 267, 308, 346, 356, 462, 519, 534, 616, 623, 692, 712, 924, 979, 1038, 1068, 1211, 1246, 1384, 1848, 1869, 1903, 1958, 2076, 2136, 2422, 2492, 2937, 3633, 3738, 3806, 3916, 4152, 4844, 4984, 5709, 5874, 6853, 7266, 7476, 7612, 7832, 9688, 11418, 11748, 13321, 13706, 14532, 14952, 15224, 15397, 20559, 22836, 23496, 26642, 27412, 29064, 30794, 39963, 41118, 45672, 46191, 53284, 54824, 61588, 79926, 82236, 92382, 106568, 107779, 123176, 159852, 164472, 169367, 184764, 215558, 319704, 323337, 338734, 369528, 431116, 508101, 646674, 677468, 862232, 1016202, 1185569, 1293348, 1354936, 2032404, 2371138, 2586696, 3556707, 4064808, 4742276, 7113414, 9484552, 14226828, 28453656]

約数ペア:

[(1, 28453656), (2, 14226828), (3, 9484552), (4, 7113414), (6, 4742276), (7, 4064808), (8, 3556707), (11, 2586696), (12, 2371138), (14, 2032404), (21, 1354936), (22, 1293348), (24, 1185569), (28, 1016202), (33, 862232), (42, 677468), (44, 646674), (56, 508101), (66, 431116), (77, 369528), (84, 338734), (88, 323337), (89, 319704), (132, 215558), (154, 184764), (168, 169367), (173, 164472), (178, 159852), (231, 123176), (264, 107779), (267, 106568), (308, 92382), (346, 82236), (356, 79926), (462, 61588), (519, 54824), (534, 53284), (616, 46191), (623, 45672), (692, 41118), (712, 39963), (924, 30794), (979, 29064), (1038, 27412), (1068, 26642), (1211, 23496), (1246, 22836), (1384, 20559), (1848, 15397), (1869, 15224), (1903, 14952), (1958, 14532), (2076, 13706), (2136, 13321), (2422, 11748), (2492, 11418), (2937, 9688), (3633, 7832), (3738, 7612), (3806, 7476), (3916, 7266), (4152, 6853), (4844, 5874), (4984, 5709)]