1891863

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{1709}}^1$

素因数の和:1759

約数の個数: 16

約数和(自身を含む): 2872800

約数和(自身を除く): 980937

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 1709, 5127, 15381, 46143, 70069, 210207, 630621, 1891863]

約数ペア:

[(1, 1891863), (3, 630621), (9, 210207), (27, 70069), (41, 46143), (123, 15381), (369, 5127), (1107, 1709)]