858551393

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{287237}}^1$

素因数の和:287312

約数の個数: 12

約数和(自身を含む): 1015099092

約数和(自身を除く): 156547699

約数列:

[1, 7, 49, 61, 427, 2989, 287237, 2010659, 14074613, 17521457, 122650199, 858551393]

約数ペア:

[(1, 858551393), (7, 122650199), (49, 17521457), (61, 14074613), (427, 2010659), (2989, 287237)]