7773003

素因数分解:

$3^4\times 7^1\times {\mathrm{13709}}^1$

素因数の和:13728

約数の個数: 20

約数和(自身を含む): 13271280

約数和(自身を除く): 5498277

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 13709, 41127, 95963, 123381, 287889, 370143, 863667, 1110429, 2591001, 7773003]

約数ペア:

[(1, 7773003), (3, 2591001), (7, 1110429), (9, 863667), (21, 370143), (27, 287889), (63, 123381), (81, 95963), (189, 41127), (567, 13709)]