28275534

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 78643200

約数和(自身を除く): 50367666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 31, 38, 42, 54, 57, 62, 63, 93, 114, 126, 127, 133, 171, 186, 189, 217, 254, 266, 279, 342, 378, 381, 399, 434, 513, 558, 589, 651, 762, 798, 837, 889, 1026, 1143, 1178, 1197, 1302, 1674, 1767, 1778, 1953, 2286, 2394, 2413, 2667, 3429, 3534, 3591, 3906, 3937, 4123, 4826, 5301, 5334, 5859, 6858, 7182, 7239, 7874, 8001, 8246, 10602, 11718, 11811, 12369, 14478, 15903, 16002, 16891, 21717, 23622, 24003, 24738, 27559, 31806, 33782, 35433, 37107, 43434, 48006, 50673, 55118, 65151, 70866, 74214, 74803, 82677, 101346, 106299, 111321, 130302, 149606, 152019, 165354, 212598, 222642, 224409, 248031, 304038, 448818, 456057, 496062, 523621, 673227, 744093, 912114, 1047242, 1346454, 1488186, 1570863, 2019681, 3141726, 4039362, 4712589, 9425178, 14137767, 28275534]

約数ペア:

[(1, 28275534), (2, 14137767), (3, 9425178), (6, 4712589), (7, 4039362), (9, 3141726), (14, 2019681), (18, 1570863), (19, 1488186), (21, 1346454), (27, 1047242), (31, 912114), (38, 744093), (42, 673227), (54, 523621), (57, 496062), (62, 456057), (63, 448818), (93, 304038), (114, 248031), (126, 224409), (127, 222642), (133, 212598), (171, 165354), (186, 152019), (189, 149606), (217, 130302), (254, 111321), (266, 106299), (279, 101346), (342, 82677), (378, 74803), (381, 74214), (399, 70866), (434, 65151), (513, 55118), (558, 50673), (589, 48006), (651, 43434), (762, 37107), (798, 35433), (837, 33782), (889, 31806), (1026, 27559), (1143, 24738), (1178, 24003), (1197, 23622), (1302, 21717), (1674, 16891), (1767, 16002), (1778, 15903), (1953, 14478), (2286, 12369), (2394, 11811), (2413, 11718), (2667, 10602), (3429, 8246), (3534, 8001), (3591, 7874), (3906, 7239), (3937, 7182), (4123, 6858), (4826, 5859), (5301, 5334)]