87370118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{28571}}^1$

素因数の和:28723

約数の個数: 16

約数和(自身を含む): 144002880

約数和(自身を除く): 56632762

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 28571, 57142, 314281, 628562, 3971369, 7942738, 43685059, 87370118]

約数ペア:

[(1, 87370118), (2, 43685059), (11, 7942738), (22, 3971369), (139, 628562), (278, 314281), (1529, 57142), (3058, 28571)]