87297489

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{421727}}^1$

素因数の和:421756

約数の個数: 12

約数和(自身を含む): 131579136

約数和(自身を除く): 44281647

約数列:

[1, 3, 9, 23, 69, 207, 421727, 1265181, 3795543, 9699721, 29099163, 87297489]

約数ペア:

[(1, 87297489), (3, 29099163), (9, 9699721), (23, 3795543), (69, 1265181), (207, 421727)]