2564211

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1777}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 3783584

約数和(自身を除く): 1219373

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 1777, 5331, 23101, 65749, 69303, 197247, 854737, 2564211]

約数ペア:

[(1, 2564211), (3, 854737), (13, 197247), (37, 69303), (39, 65749), (111, 23101), (481, 5331), (1443, 1777)]