81177270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2705909}}^1$

素因数の和:2705919

約数の個数: 16

約数和(自身を含む): 194825520

約数和(自身を除く): 113648250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2705909, 5411818, 8117727, 13529545, 16235454, 27059090, 40588635, 81177270]

約数ペア:

[(1, 81177270), (2, 40588635), (3, 27059090), (5, 16235454), (6, 13529545), (10, 8117727), (15, 5411818), (30, 2705909)]