1991086422

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25526749}}^1$

素因数の和:25526767

約数の個数: 16

約数和(自身を含む): 4288494000

約数和(自身を除く): 2297407578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 25526749, 51053498, 76580247, 153160494, 331847737, 663695474, 995543211, 1991086422]

約数ペア:

[(1, 1991086422), (2, 995543211), (3, 663695474), (6, 331847737), (13, 153160494), (26, 76580247), (39, 51053498), (78, 25526749)]