81679609

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1987}}^1$

素因数の和:2136

約数の個数: 16

約数和(自身を含む): 92465856

約数和(自身を除く): 10786247

約数列:

[1, 11, 37, 101, 407, 1111, 1987, 3737, 21857, 41107, 73519, 200687, 808709, 2207557, 7425419, 81679609]

約数ペア:

[(1, 81679609), (11, 7425419), (37, 2207557), (101, 808709), (407, 200687), (1111, 73519), (1987, 41107), (3737, 21857)]