81292687

素因数分解:

$7^1\times {\mathrm{61}}^2\times {\mathrm{3121}}^1$

素因数の和:3250

約数の個数: 12

約数和(自身を含む): 94484208

約数和(自身を除く): 13191521

約数列:

[1, 7, 61, 427, 3121, 3721, 21847, 26047, 190381, 1332667, 11613241, 81292687]

約数ペア:

[(1, 81292687), (7, 11613241), (61, 1332667), (427, 190381), (3121, 26047), (3721, 21847)]