669969489

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1029139}}^1$

素因数の和:1029180

約数の個数: 16

約数和(自身を含む): 1053839360

約数和(自身を除く): 383869871

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1029139, 3087417, 7203973, 21611919, 31903309, 95709927, 223323163, 669969489]

約数ペア:

[(1, 669969489), (3, 223323163), (7, 95709927), (21, 31903309), (31, 21611919), (93, 7203973), (217, 3087417), (651, 1029139)]