1290250765

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{49031}}^1$

素因数の和:49332

約数の個数: 16

約数和(自身を含む): 1635707520

約数和(自身を除く): 345456755

約数列:

[1, 5, 19, 95, 277, 1385, 5263, 26315, 49031, 245155, 931589, 4657945, 13581587, 67907935, 258050153, 1290250765]

約数ペア:

[(1, 1290250765), (5, 258050153), (19, 67907935), (95, 13581587), (277, 4657945), (1385, 931589), (5263, 245155), (26315, 49031)]