86431709

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1321}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 106606080

約数和(自身を除く): 20174371

約数列:

[1, 7, 13, 91, 719, 1321, 5033, 9247, 9347, 17173, 65429, 120211, 949799, 6648593, 12347387, 86431709]

約数ペア:

[(1, 86431709), (7, 12347387), (13, 6648593), (91, 949799), (719, 120211), (1321, 65429), (5033, 17173), (9247, 9347)]