4041009

素因数分解:

$3^4\times 7^1\times {\mathrm{7127}}^1$

素因数の和:7146

約数の個数: 20

約数和(自身を含む): 6899904

約数和(自身を除く): 2858895

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 7127, 21381, 49889, 64143, 149667, 192429, 449001, 577287, 1347003, 4041009]

約数ペア:

[(1, 4041009), (3, 1347003), (7, 577287), (9, 449001), (21, 192429), (27, 149667), (63, 64143), (81, 49889), (189, 21381), (567, 7127)]