28111028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4877}}^1$

素因数の和:5023

約数の個数: 24

約数和(自身を含む): 54087264

約数和(自身を除く): 25976236

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 4877, 5764, 9754, 19508, 53647, 107294, 214588, 638887, 1277774, 2555548, 7027757, 14055514, 28111028]

約数ペア:

[(1, 28111028), (2, 14055514), (4, 7027757), (11, 2555548), (22, 1277774), (44, 638887), (131, 214588), (262, 107294), (524, 53647), (1441, 19508), (2882, 9754), (4877, 5764)]