28517706

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 74880000

約数和(自身を除く): 46362294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 149, 186, 217, 279, 294, 298, 343, 434, 441, 447, 558, 651, 686, 882, 894, 1029, 1043, 1302, 1341, 1519, 1953, 2058, 2086, 2682, 3038, 3087, 3129, 3906, 4557, 4619, 6174, 6258, 7301, 9114, 9238, 9387, 10633, 13671, 13857, 14602, 18774, 21266, 21903, 27342, 27714, 31899, 32333, 41571, 43806, 51107, 63798, 64666, 65709, 83142, 95697, 96999, 102214, 131418, 153321, 191394, 193998, 226331, 290997, 306642, 452662, 459963, 581994, 678993, 919926, 1357986, 1584317, 2036979, 3168634, 4073958, 4752951, 9505902, 14258853, 28517706]

約数ペア:

[(1, 28517706), (2, 14258853), (3, 9505902), (6, 4752951), (7, 4073958), (9, 3168634), (14, 2036979), (18, 1584317), (21, 1357986), (31, 919926), (42, 678993), (49, 581994), (62, 459963), (63, 452662), (93, 306642), (98, 290997), (126, 226331), (147, 193998), (149, 191394), (186, 153321), (217, 131418), (279, 102214), (294, 96999), (298, 95697), (343, 83142), (434, 65709), (441, 64666), (447, 63798), (558, 51107), (651, 43806), (686, 41571), (882, 32333), (894, 31899), (1029, 27714), (1043, 27342), (1302, 21903), (1341, 21266), (1519, 18774), (1953, 14602), (2058, 13857), (2086, 13671), (2682, 10633), (3038, 9387), (3087, 9238), (3129, 9114), (3906, 7301), (4557, 6258), (4619, 6174)]