28218091

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{997}}^1$

素因数の和:1122

約数の個数: 16

約数和(自身を含む): 32191488

約数和(自身を除く): 3973397

約数列:

[1, 11, 31, 83, 341, 913, 997, 2573, 10967, 28303, 30907, 82751, 339977, 910261, 2565281, 28218091]

約数ペア:

[(1, 28218091), (11, 2565281), (31, 910261), (83, 339977), (341, 82751), (913, 30907), (997, 28303), (2573, 10967)]