129211054

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 228413952

約数和(自身を除く): 99202898

約数列:

[1, 2, 7, 14, 61, 71, 122, 142, 427, 497, 854, 994, 2131, 4262, 4331, 8662, 14917, 29834, 30317, 60634, 129991, 151301, 259982, 302602, 909937, 1059107, 1819874, 2118214, 9229361, 18458722, 64605527, 129211054]

約数ペア:

[(1, 129211054), (2, 64605527), (7, 18458722), (14, 9229361), (61, 2118214), (71, 1819874), (122, 1059107), (142, 909937), (427, 302602), (497, 259982), (854, 151301), (994, 129991), (2131, 60634), (4262, 30317), (4331, 29834), (8662, 14917)]