1279842417

素因数分解:

$3^3\times 7^3\times {\mathrm{138197}}^1$

素因数の和:138227

約数の個数: 32

約数和(自身を含む): 2211168000

約数和(自身を除く): 931325583

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 138197, 414591, 967379, 1243773, 2902137, 3731319, 6771653, 8706411, 20314959, 26119233, 47401571, 60944877, 142204713, 182834631, 426614139, 1279842417]

約数ペア:

[(1, 1279842417), (3, 426614139), (7, 182834631), (9, 142204713), (21, 60944877), (27, 47401571), (49, 26119233), (63, 20314959), (147, 8706411), (189, 6771653), (343, 3731319), (441, 2902137), (1029, 1243773), (1323, 967379), (3087, 414591), (9261, 138197)]