81411385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{87071}}^1$

素因数の和:87104

約数の個数: 16

約数和(自身を含む): 112845312

約数和(自身を除く): 31433927

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 87071, 435355, 957781, 1480207, 4788905, 7401035, 16282277, 81411385]

約数ペア:

[(1, 81411385), (5, 16282277), (11, 7401035), (17, 4788905), (55, 1480207), (85, 957781), (187, 435355), (935, 87071)]