2017007973

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{9479}}^1$

素因数の和:9599

約数の個数: 40

約数和(自身を含む): 3138410880

約数和(自身を除く): 1121402907

約数列:

[1, 3, 9, 27, 37, 71, 81, 111, 213, 333, 639, 999, 1917, 2627, 2997, 5751, 7881, 9479, 23643, 28437, 70929, 85311, 212787, 255933, 350723, 673009, 767799, 1052169, 2019027, 3156507, 6057081, 9469521, 18171243, 24901333, 28408563, 54513729, 74703999, 224111997, 672335991, 2017007973]

約数ペア:

[(1, 2017007973), (3, 672335991), (9, 224111997), (27, 74703999), (37, 54513729), (71, 28408563), (81, 24901333), (111, 18171243), (213, 9469521), (333, 6057081), (639, 3156507), (999, 2019027), (1917, 1052169), (2627, 767799), (2997, 673009), (5751, 350723), (7881, 255933), (9479, 212787), (23643, 85311), (28437, 70929)]