28367976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 90316800

約数和(自身を除く): 61948824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 52, 56, 62, 78, 84, 91, 93, 104, 124, 156, 168, 182, 186, 217, 248, 273, 312, 364, 372, 403, 419, 434, 546, 651, 728, 744, 806, 838, 868, 1092, 1209, 1257, 1302, 1612, 1676, 1736, 2184, 2418, 2514, 2604, 2821, 2933, 3224, 3352, 4836, 5028, 5208, 5447, 5642, 5866, 8463, 8799, 9672, 10056, 10894, 11284, 11732, 12989, 16341, 16926, 17598, 21788, 22568, 23464, 25978, 32682, 33852, 35196, 38129, 38967, 43576, 51956, 65364, 67704, 70392, 76258, 77934, 90923, 103912, 114387, 130728, 152516, 155868, 168857, 181846, 228774, 272769, 305032, 311736, 337714, 363692, 457548, 506571, 545538, 675428, 727384, 915096, 1013142, 1091076, 1181999, 1350856, 2026284, 2182152, 2363998, 3545997, 4052568, 4727996, 7091994, 9455992, 14183988, 28367976]

約数ペア:

[(1, 28367976), (2, 14183988), (3, 9455992), (4, 7091994), (6, 4727996), (7, 4052568), (8, 3545997), (12, 2363998), (13, 2182152), (14, 2026284), (21, 1350856), (24, 1181999), (26, 1091076), (28, 1013142), (31, 915096), (39, 727384), (42, 675428), (52, 545538), (56, 506571), (62, 457548), (78, 363692), (84, 337714), (91, 311736), (93, 305032), (104, 272769), (124, 228774), (156, 181846), (168, 168857), (182, 155868), (186, 152516), (217, 130728), (248, 114387), (273, 103912), (312, 90923), (364, 77934), (372, 76258), (403, 70392), (419, 67704), (434, 65364), (546, 51956), (651, 43576), (728, 38967), (744, 38129), (806, 35196), (838, 33852), (868, 32682), (1092, 25978), (1209, 23464), (1257, 22568), (1302, 21788), (1612, 17598), (1676, 16926), (1736, 16341), (2184, 12989), (2418, 11732), (2514, 11284), (2604, 10894), (2821, 10056), (2933, 9672), (3224, 8799), (3352, 8463), (4836, 5866), (5028, 5642), (5208, 5447)]