28138882

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{797}}^1$

素因数の和:1065

約数の個数: 16

約数和(自身を含む): 42900480

約数和(自身を除く): 14761598

約数列:

[1, 2, 127, 139, 254, 278, 797, 1594, 17653, 35306, 101219, 110783, 202438, 221566, 14069441, 28138882]

約数ペア:

[(1, 28138882), (2, 14069441), (127, 221566), (139, 202438), (254, 110783), (278, 101219), (797, 35306), (1594, 17653)]