28046568

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 82944000

約数和(自身を除く): 54897432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 31, 33, 44, 46, 62, 66, 69, 88, 92, 93, 124, 132, 138, 149, 184, 186, 248, 253, 264, 276, 298, 341, 372, 447, 506, 552, 596, 682, 713, 744, 759, 894, 1012, 1023, 1192, 1364, 1426, 1518, 1639, 1788, 2024, 2046, 2139, 2728, 2852, 3036, 3278, 3427, 3576, 4092, 4278, 4619, 4917, 5704, 6072, 6556, 6854, 7843, 8184, 8556, 9238, 9834, 10281, 13112, 13708, 13857, 15686, 17112, 18476, 19668, 20562, 23529, 27416, 27714, 31372, 36952, 37697, 39336, 41124, 47058, 50809, 55428, 62744, 75394, 82248, 94116, 101618, 106237, 110856, 113091, 150788, 152427, 188232, 203236, 212474, 226182, 301576, 304854, 318711, 406472, 424948, 452364, 609708, 637422, 849896, 904728, 1168607, 1219416, 1274844, 2337214, 2549688, 3505821, 4674428, 7011642, 9348856, 14023284, 28046568]

約数ペア:

[(1, 28046568), (2, 14023284), (3, 9348856), (4, 7011642), (6, 4674428), (8, 3505821), (11, 2549688), (12, 2337214), (22, 1274844), (23, 1219416), (24, 1168607), (31, 904728), (33, 849896), (44, 637422), (46, 609708), (62, 452364), (66, 424948), (69, 406472), (88, 318711), (92, 304854), (93, 301576), (124, 226182), (132, 212474), (138, 203236), (149, 188232), (184, 152427), (186, 150788), (248, 113091), (253, 110856), (264, 106237), (276, 101618), (298, 94116), (341, 82248), (372, 75394), (447, 62744), (506, 55428), (552, 50809), (596, 47058), (682, 41124), (713, 39336), (744, 37697), (759, 36952), (894, 31372), (1012, 27714), (1023, 27416), (1192, 23529), (1364, 20562), (1426, 19668), (1518, 18476), (1639, 17112), (1788, 15686), (2024, 13857), (2046, 13708), (2139, 13112), (2728, 10281), (2852, 9834), (3036, 9238), (3278, 8556), (3427, 8184), (3576, 7843), (4092, 6854), (4278, 6556), (4619, 6072), (4917, 5704)]