87661276

素因数分解:

$2^2\times {\mathrm{439}}^1\times {\mathrm{49921}}^1$

素因数の和:50364

約数の個数: 12

約数和(自身を含む): 153759760

約数和(自身を除く): 66098484

約数列:

[1, 2, 4, 439, 878, 1756, 49921, 99842, 199684, 21915319, 43830638, 87661276]

約数ペア:

[(1, 87661276), (2, 43830638), (4, 21915319), (439, 199684), (878, 99842), (1756, 49921)]