81426908

素因数分解:

$2^2\times {\mathrm{727}}^1\times {\mathrm{28001}}^1$

素因数の和:28732

約数の個数: 12

約数和(自身を含む): 142698192

約数和(自身を除く): 61271284

約数列:

[1, 2, 4, 727, 1454, 2908, 28001, 56002, 112004, 20356727, 40713454, 81426908]

約数ペア:

[(1, 81426908), (2, 40713454), (4, 20356727), (727, 112004), (1454, 56002), (2908, 28001)]