28223637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19559}}^1$

素因数の和:19612

約数の個数: 16

約数和(自身を含む): 41623680

約数和(自身を除く): 13400043

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 19559, 58677, 254267, 723683, 762801, 2171049, 9407879, 28223637]

約数ペア:

[(1, 28223637), (3, 9407879), (13, 2171049), (37, 762801), (39, 723683), (111, 254267), (481, 58677), (1443, 19559)]