28173431

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{727}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 33266688

約数和(自身を除く): 5093257

約数列:

[1, 11, 13, 143, 271, 727, 2981, 3523, 7997, 9451, 38753, 103961, 197017, 2167187, 2561221, 28173431]

約数ペア:

[(1, 28173431), (11, 2561221), (13, 2167187), (143, 197017), (271, 103961), (727, 38753), (2981, 9451), (3523, 7997)]