81317366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{3221}}^1$

素因数の和:4207

約数の個数: 16

約数和(自身を含む): 131534928

約数和(自身を除く): 50217562

約数列:

[1, 2, 13, 26, 971, 1942, 3221, 6442, 12623, 25246, 41873, 83746, 3127591, 6255182, 40658683, 81317366]

約数ペア:

[(1, 81317366), (2, 40658683), (13, 6255182), (26, 3127591), (971, 83746), (1942, 41873), (3221, 25246), (6442, 12623)]