28540514028

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1\times {\mathrm{6691}}^1$

素因数の和:7487

約数の個数: 96

約数和(自身を含む): 73766183680

約数和(自身を除く): 45225669652

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 739, 962, 1443, 1478, 1924, 2217, 2886, 2956, 4434, 5772, 6691, 8868, 9607, 13382, 19214, 20073, 26764, 27343, 28821, 38428, 40146, 54686, 57642, 80292, 82029, 86983, 109372, 115284, 164058, 173966, 247567, 260949, 328116, 347932, 355459, 495134, 521898, 710918, 742701, 990268, 1043796, 1066377, 1421836, 1485402, 2132754, 2970804, 3218371, 4265508, 4944649, 6436742, 9655113, 9889298, 12873484, 14833947, 19310226, 19778596, 29667894, 38620452, 59335788, 64280437, 128560874, 182952013, 192841311, 257121748, 365904026, 385682622, 548856039, 731808052, 771365244, 1097712078, 2195424156, 2378376169, 4756752338, 7135128507, 9513504676, 14270257014, 28540514028]

約数ペア:

[(1, 28540514028), (2, 14270257014), (3, 9513504676), (4, 7135128507), (6, 4756752338), (12, 2378376169), (13, 2195424156), (26, 1097712078), (37, 771365244), (39, 731808052), (52, 548856039), (74, 385682622), (78, 365904026), (111, 257121748), (148, 192841311), (156, 182952013), (222, 128560874), (444, 64280437), (481, 59335788), (739, 38620452), (962, 29667894), (1443, 19778596), (1478, 19310226), (1924, 14833947), (2217, 12873484), (2886, 9889298), (2956, 9655113), (4434, 6436742), (5772, 4944649), (6691, 4265508), (8868, 3218371), (9607, 2970804), (13382, 2132754), (19214, 1485402), (20073, 1421836), (26764, 1066377), (27343, 1043796), (28821, 990268), (38428, 742701), (40146, 710918), (54686, 521898), (57642, 495134), (80292, 355459), (82029, 347932), (86983, 328116), (109372, 260949), (115284, 247567), (164058, 173966)]