3989391

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{701}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 6110208

約数和(自身を除く): 2120817

約数列:

[1, 3, 7, 21, 271, 701, 813, 1897, 2103, 4907, 5691, 14721, 189971, 569913, 1329797, 3989391]

約数ペア:

[(1, 3989391), (3, 1329797), (7, 569913), (21, 189971), (271, 14721), (701, 5691), (813, 4907), (1897, 2103)]