2051247981

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{1523}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 2877068160

約数和(自身を除く): 825820179

約数列:

[1, 3, 29, 87, 113, 137, 339, 411, 1523, 3277, 3973, 4569, 9831, 11919, 15481, 44167, 46443, 132501, 172099, 208651, 448949, 516297, 625953, 1346847, 4990871, 6050879, 14972613, 18152637, 23577563, 70732689, 683749327, 2051247981]

約数ペア:

[(1, 2051247981), (3, 683749327), (29, 70732689), (87, 23577563), (113, 18152637), (137, 14972613), (339, 6050879), (411, 4990871), (1523, 1346847), (3277, 625953), (3973, 516297), (4569, 448949), (9831, 208651), (11919, 172099), (15481, 132501), (44167, 46443)]