2128585521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1\times {\mathrm{787}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 3035829888

約数和(自身を除く): 907244367

約数列:

[1, 3, 17, 51, 181, 293, 543, 787, 879, 2361, 3077, 4981, 9231, 13379, 14943, 40137, 53033, 142447, 159099, 230591, 427341, 691773, 901561, 2421599, 2704683, 3920047, 7264797, 11760141, 41736971, 125210913, 709528507, 2128585521]

約数ペア:

[(1, 2128585521), (3, 709528507), (17, 125210913), (51, 41736971), (181, 11760141), (293, 7264797), (543, 3920047), (787, 2704683), (879, 2421599), (2361, 901561), (3077, 691773), (4981, 427341), (9231, 230591), (13379, 159099), (14943, 142447), (40137, 53033)]