28728912

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 83749600

約数和(自身を除く): 55020688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 109, 114, 136, 152, 204, 218, 228, 272, 289, 304, 323, 327, 408, 436, 456, 578, 646, 654, 816, 867, 872, 912, 969, 1156, 1292, 1308, 1734, 1744, 1853, 1938, 2071, 2312, 2584, 2616, 3468, 3706, 3876, 4142, 4624, 5168, 5232, 5491, 5559, 6213, 6936, 7412, 7752, 8284, 10982, 11118, 12426, 13872, 14824, 15504, 16473, 16568, 21964, 22236, 24852, 29648, 31501, 32946, 33136, 35207, 43928, 44472, 49704, 63002, 65892, 70414, 87856, 88944, 94503, 99408, 105621, 126004, 131784, 140828, 189006, 211242, 252008, 263568, 281656, 378012, 422484, 504016, 563312, 598519, 756024, 844968, 1197038, 1512048, 1689936, 1795557, 2394076, 3591114, 4788152, 7182228, 9576304, 14364456, 28728912]

約数ペア:

[(1, 28728912), (2, 14364456), (3, 9576304), (4, 7182228), (6, 4788152), (8, 3591114), (12, 2394076), (16, 1795557), (17, 1689936), (19, 1512048), (24, 1197038), (34, 844968), (38, 756024), (48, 598519), (51, 563312), (57, 504016), (68, 422484), (76, 378012), (102, 281656), (109, 263568), (114, 252008), (136, 211242), (152, 189006), (204, 140828), (218, 131784), (228, 126004), (272, 105621), (289, 99408), (304, 94503), (323, 88944), (327, 87856), (408, 70414), (436, 65892), (456, 63002), (578, 49704), (646, 44472), (654, 43928), (816, 35207), (867, 33136), (872, 32946), (912, 31501), (969, 29648), (1156, 24852), (1292, 22236), (1308, 21964), (1734, 16568), (1744, 16473), (1853, 15504), (1938, 14824), (2071, 13872), (2312, 12426), (2584, 11118), (2616, 10982), (3468, 8284), (3706, 7752), (3876, 7412), (4142, 6936), (4624, 6213), (5168, 5559), (5232, 5491)]