81505893

素因数分解:

$3^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{5021}}^1$

素因数の和:5804

約数の個数: 16

約数和(自身を含む): 124384896

約数和(自身を除く): 42879003

約数列:

[1, 3, 7, 21, 773, 2319, 5021, 5411, 15063, 16233, 35147, 105441, 3881233, 11643699, 27168631, 81505893]

約数ペア:

[(1, 81505893), (3, 27168631), (7, 11643699), (21, 3881233), (773, 105441), (2319, 35147), (5021, 16233), (5411, 15063)]