2156996881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1601}}^1\times {\mathrm{2801}}^1$

素因数の和:4452

約数の個数: 16

約数和(自身を含む): 2388043728

約数和(自身を除く): 231046847

約数列:

[1, 13, 37, 481, 1601, 2801, 20813, 36413, 59237, 103637, 770081, 1347281, 4484401, 58297213, 165922837, 2156996881]

約数ペア:

[(1, 2156996881), (13, 165922837), (37, 58297213), (481, 4484401), (1601, 1347281), (2801, 770081), (20813, 103637), (36413, 59237)]