28705252

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1063}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 51778496

約数和(自身を除く): 23073244

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 1063, 2126, 4252, 6751, 13502, 27004, 45709, 91418, 166891, 182836, 333782, 667564, 7176313, 14352626, 28705252]

約数ペア:

[(1, 28705252), (2, 14352626), (4, 7176313), (43, 667564), (86, 333782), (157, 182836), (172, 166891), (314, 91418), (628, 45709), (1063, 27004), (2126, 13502), (4252, 6751)]