81965778

素因数分解:

$2^1\times 3^1\times {\mathrm{2579}}^1\times {\mathrm{5297}}^1$

素因数の和:7881

約数の個数: 16

約数和(自身を含む): 164026080

約数和(自身を除く): 82060302

約数列:

[1, 2, 3, 6, 2579, 5158, 5297, 7737, 10594, 15474, 15891, 31782, 13660963, 27321926, 40982889, 81965778]

約数ペア:

[(1, 81965778), (2, 40982889), (3, 27321926), (6, 13660963), (2579, 31782), (5158, 15891), (5297, 15474), (7737, 10594)]