81540759

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{1031}}^1$

素因数の和:1718

約数の個数: 16

約数和(自身を含む): 111654144

約数和(自身を除く): 30113385

約数列:

[1, 3, 41, 123, 643, 1031, 1929, 3093, 26363, 42271, 79089, 126813, 662933, 1988799, 27180253, 81540759]

約数ペア:

[(1, 81540759), (3, 27180253), (41, 1988799), (123, 662933), (643, 126813), (1031, 79089), (1929, 42271), (3093, 26363)]