28217722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{63841}}^1$

素因数の和:63873

約数の個数: 16

約数和(自身を含む): 48264552

約数和(自身を除く): 20046830

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 63841, 127682, 829933, 1085297, 1659866, 2170594, 14108861, 28217722]

約数ペア:

[(1, 28217722), (2, 14108861), (13, 2170594), (17, 1659866), (26, 1085297), (34, 829933), (221, 127682), (442, 63841)]