251019027

素因数分解:

$3^3\times 7^1\times {\mathrm{1328143}}^1$

素因数の和:1328159

約数の個数: 16

約数和(自身を含む): 425006080

約数和(自身を除く): 173987053

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1328143, 3984429, 9297001, 11953287, 27891003, 35859861, 83673009, 251019027]

約数ペア:

[(1, 251019027), (3, 83673009), (7, 35859861), (9, 27891003), (21, 11953287), (27, 9297001), (63, 3984429), (189, 1328143)]