81696999

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1\times {\mathrm{1499}}^1$

素因数の和:2030

約数の個数: 16

約数和(自身を含む): 112176000

約数和(自身を除く): 30479001

約数列:

[1, 3, 37, 111, 491, 1473, 1499, 4497, 18167, 54501, 55463, 166389, 736009, 2208027, 27232333, 81696999]

約数ペア:

[(1, 81696999), (3, 27232333), (37, 2208027), (111, 736009), (491, 166389), (1473, 55463), (1499, 54501), (4497, 18167)]