1999047169

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{1406789}}^1$

素因数の和:1406832

約数の個数: 12

約数和(自身を含む): 2405610900

約数和(自身を除く): 406563731

約数列:

[1, 7, 29, 49, 203, 1421, 1406789, 9847523, 40796881, 68932661, 285578167, 1999047169]

約数ペア:

[(1, 1999047169), (7, 285578167), (29, 68932661), (49, 40796881), (203, 9847523), (1421, 1406789)]