1387669724

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{11443}}^1$

素因数の和:11586

約数の個数: 48

約数和(自身を含む): 2860816896

約数和(自身を除く): 1473147172

約数列:

[1, 2, 4, 7, 14, 28, 61, 71, 122, 142, 244, 284, 427, 497, 854, 994, 1708, 1988, 4331, 8662, 11443, 17324, 22886, 30317, 45772, 60634, 80101, 121268, 160202, 320404, 698023, 812453, 1396046, 1624906, 2792092, 3249812, 4886161, 5687171, 9772322, 11374342, 19544644, 22748684, 49559633, 99119266, 198238532, 346917431, 693834862, 1387669724]

約数ペア:

[(1, 1387669724), (2, 693834862), (4, 346917431), (7, 198238532), (14, 99119266), (28, 49559633), (61, 22748684), (71, 19544644), (122, 11374342), (142, 9772322), (244, 5687171), (284, 4886161), (427, 3249812), (497, 2792092), (854, 1624906), (994, 1396046), (1708, 812453), (1988, 698023), (4331, 320404), (8662, 160202), (11443, 121268), (17324, 80101), (22886, 60634), (30317, 45772)]