2256059519

素因数分解:

$7^3\times {\mathrm{317}}^1\times {\mathrm{20749}}^1$

素因数の和:21087

約数の個数: 16

約数和(自身を含む): 2639400000

約数和(自身を除く): 383340481

約数列:

[1, 7, 49, 317, 343, 2219, 15533, 20749, 108731, 145243, 1016701, 6577433, 7116907, 46042031, 322294217, 2256059519]

約数ペア:

[(1, 2256059519), (7, 322294217), (49, 46042031), (317, 7116907), (343, 6577433), (2219, 1016701), (15533, 145243), (20749, 108731)]