969003

素因数分解:

$3^4\times 7^1\times {\mathrm{1709}}^1$

素因数の和:1728

約数の個数: 20

約数和(自身を含む): 1655280

約数和(自身を除く): 686277

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1709, 5127, 11963, 15381, 35889, 46143, 107667, 138429, 323001, 969003]

約数ペア:

[(1, 969003), (3, 323001), (7, 138429), (9, 107667), (21, 46143), (27, 35889), (63, 15381), (81, 11963), (189, 5127), (567, 1709)]