28097874

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 128

約数和(自身を含む): 76608000

約数和(自身を除く): 48510126

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 41, 42, 49, 54, 63, 74, 82, 98, 111, 123, 126, 147, 189, 222, 246, 259, 287, 294, 333, 343, 369, 378, 441, 518, 574, 666, 686, 738, 777, 861, 882, 999, 1029, 1107, 1323, 1517, 1554, 1722, 1813, 1998, 2009, 2058, 2214, 2331, 2583, 2646, 3034, 3087, 3626, 4018, 4551, 4662, 5166, 5439, 6027, 6174, 6993, 7749, 9102, 9261, 10619, 10878, 12054, 12691, 13653, 13986, 14063, 15498, 16317, 18081, 18522, 21238, 25382, 27306, 28126, 31857, 32634, 36162, 38073, 40959, 42189, 48951, 54243, 63714, 74333, 76146, 81918, 84378, 95571, 97902, 108486, 114219, 126567, 148666, 191142, 222999, 228438, 253134, 286713, 342657, 379701, 445998, 520331, 573426, 668997, 685314, 759402, 1040662, 1337994, 1560993, 2006991, 3121986, 4013982, 4682979, 9365958, 14048937, 28097874]

約数ペア:

[(1, 28097874), (2, 14048937), (3, 9365958), (6, 4682979), (7, 4013982), (9, 3121986), (14, 2006991), (18, 1560993), (21, 1337994), (27, 1040662), (37, 759402), (41, 685314), (42, 668997), (49, 573426), (54, 520331), (63, 445998), (74, 379701), (82, 342657), (98, 286713), (111, 253134), (123, 228438), (126, 222999), (147, 191142), (189, 148666), (222, 126567), (246, 114219), (259, 108486), (287, 97902), (294, 95571), (333, 84378), (343, 81918), (369, 76146), (378, 74333), (441, 63714), (518, 54243), (574, 48951), (666, 42189), (686, 40959), (738, 38073), (777, 36162), (861, 32634), (882, 31857), (999, 28126), (1029, 27306), (1107, 25382), (1323, 21238), (1517, 18522), (1554, 18081), (1722, 16317), (1813, 15498), (1998, 14063), (2009, 13986), (2058, 13653), (2214, 12691), (2331, 12054), (2583, 10878), (2646, 10619), (3034, 9261), (3087, 9102), (3626, 7749), (4018, 6993), (4551, 6174), (4662, 6027), (5166, 5439)]