2016990081

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1511}}^1\times {\mathrm{2089}}^1$

素因数の和:3677

約数の個数: 24

約数和(自身を含む): 2957834880

約数和(自身を除く): 940844799

約数列:

[1, 3, 9, 71, 213, 639, 1511, 2089, 4533, 6267, 13599, 18801, 107281, 148319, 321843, 444957, 965529, 1334871, 3156479, 9469437, 28408311, 224110009, 672330027, 2016990081]

約数ペア:

[(1, 2016990081), (3, 672330027), (9, 224110009), (71, 28408311), (213, 9469437), (639, 3156479), (1511, 1334871), (2089, 965529), (4533, 444957), (6267, 321843), (13599, 148319), (18801, 107281)]