16197391

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{5419}}^1$

素因数の和:5494

約数の個数: 12

約数和(自身を含む): 19154280

約数和(自身を除く): 2956889

約数列:

[1, 7, 49, 61, 427, 2989, 5419, 37933, 265531, 330559, 2313913, 16197391]

約数ペア:

[(1, 16197391), (7, 2313913), (49, 330559), (61, 265531), (427, 37933), (2989, 5419)]