26780451995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{5470981}}^1$

素因数の和:5471086

約数の個数: 16

約数和(自身を含む): 35451963360

約数和(自身を除く): 8671511365

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 5470981, 27354905, 60180791, 300903955, 486917309, 2434586545, 5356090399, 26780451995]

約数ペア:

[(1, 26780451995), (5, 5356090399), (11, 2434586545), (55, 486917309), (89, 300903955), (445, 60180791), (979, 27354905), (4895, 5470981)]