81071091

素因数分解:

$3^3\times {\mathrm{1321}}^1\times {\mathrm{2273}}^1$

素因数の和:3603

約数の個数: 16

約数和(自身を含む): 120249120

約数和(自身を除く): 39178029

約数列:

[1, 3, 9, 27, 1321, 2273, 3963, 6819, 11889, 20457, 35667, 61371, 3002633, 9007899, 27023697, 81071091]

約数ペア:

[(1, 81071091), (3, 27023697), (9, 9007899), (27, 3002633), (1321, 61371), (2273, 35667), (3963, 20457), (6819, 11889)]