81812097

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{221713}}^1$

素因数の和:221760

約数の個数: 12

約数和(自身を含む): 121055844

約数和(自身を除く): 39243747

約数列:

[1, 3, 9, 41, 123, 369, 221713, 665139, 1995417, 9090233, 27270699, 81812097]

約数ペア:

[(1, 81812097), (3, 27270699), (9, 9090233), (41, 1995417), (123, 665139), (369, 221713)]