260078211

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{704819}}^1$

素因数の和:704866

約数の個数: 12

約数和(自身を含む): 384831720

約数和(自身を除く): 124753509

約数列:

[1, 3, 9, 41, 123, 369, 704819, 2114457, 6343371, 28897579, 86692737, 260078211]

約数ペア:

[(1, 260078211), (3, 86692737), (9, 28897579), (41, 6343371), (123, 2114457), (369, 704819)]