26780451997

素因数分解:

${\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{3371579}}^1$

素因数の和:3371652

約数の個数: 12

約数和(自身を含む): 29615958720

約数和(自身を除く): 2835506723

約数列:

[1, 13, 47, 169, 611, 7943, 3371579, 43830527, 158464213, 569796851, 2060034769, 26780451997]

約数ペア:

[(1, 26780451997), (13, 2060034769), (47, 569796851), (169, 158464213), (611, 43830527), (7943, 3371579)]