87811451

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{13591}}^1$

素因数の和:13682

約数の個数: 16

約数和(自身を含む): 109605888

約数和(自身を除く): 21794437

約数列:

[1, 7, 13, 71, 91, 497, 923, 6461, 13591, 95137, 176683, 964961, 1236781, 6754727, 12544493, 87811451]

約数ペア:

[(1, 87811451), (7, 12544493), (13, 6754727), (71, 1236781), (91, 964961), (497, 176683), (923, 95137), (6461, 13591)]