25789981

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1823}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 30818304

約数和(自身を除く): 5028323

約数列:

[1, 7, 43, 47, 301, 329, 1823, 2021, 12761, 14147, 78389, 85681, 548723, 599767, 3684283, 25789981]

約数ペア:

[(1, 25789981), (7, 3684283), (43, 599767), (47, 548723), (301, 85681), (329, 78389), (1823, 14147), (2021, 12761)]