81888057

素因数分解:

$3^3\times {\mathrm{1621}}^1\times {\mathrm{1871}}^1$

素因数の和:3501

約数の個数: 16

約数和(自身を含む): 121455360

約数和(自身を除く): 39567303

約数列:

[1, 3, 9, 27, 1621, 1871, 4863, 5613, 14589, 16839, 43767, 50517, 3032891, 9098673, 27296019, 81888057]

約数ペア:

[(1, 81888057), (3, 27296019), (9, 9098673), (27, 3032891), (1621, 50517), (1871, 43767), (4863, 16839), (5613, 14589)]