25451286

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 35028714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 83, 98, 147, 149, 166, 249, 294, 298, 343, 447, 498, 581, 686, 894, 1029, 1043, 1162, 1743, 2058, 2086, 3129, 3486, 4067, 6258, 7301, 8134, 12201, 12367, 14602, 21903, 24402, 24734, 28469, 37101, 43806, 51107, 56938, 74202, 85407, 86569, 102214, 153321, 170814, 173138, 259707, 306642, 519414, 605983, 1211966, 1817949, 3635898, 4241881, 8483762, 12725643, 25451286]

約数ペア:

[(1, 25451286), (2, 12725643), (3, 8483762), (6, 4241881), (7, 3635898), (14, 1817949), (21, 1211966), (42, 605983), (49, 519414), (83, 306642), (98, 259707), (147, 173138), (149, 170814), (166, 153321), (249, 102214), (294, 86569), (298, 85407), (343, 74202), (447, 56938), (498, 51107), (581, 43806), (686, 37101), (894, 28469), (1029, 24734), (1043, 24402), (1162, 21903), (1743, 14602), (2058, 12367), (2086, 12201), (3129, 8134), (3486, 7301), (4067, 6258)]