2890205311

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{505369}}^1$

素因数の和:505438

約数の個数: 16

約数和(自身を含む): 3557804800

約数和(自身を除く): 667599489

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 505369, 3537583, 9602011, 21730867, 67214077, 152116069, 412886473, 2890205311]

約数ペア:

[(1, 2890205311), (7, 412886473), (19, 152116069), (43, 67214077), (133, 21730867), (301, 9602011), (817, 3537583), (5719, 505369)]