1972863

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:919

約数の個数: 16

約数和(自身を含む): 2959200

約数和(自身を除く): 986337

約数列:

[1, 3, 9, 27, 89, 267, 801, 821, 2403, 2463, 7389, 22167, 73069, 219207, 657621, 1972863]

約数ペア:

[(1, 1972863), (3, 657621), (9, 219207), (27, 73069), (89, 22167), (267, 7389), (801, 2463), (821, 2403)]