2387889

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1307}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 4080960

約数和(自身を除く): 1693071

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1307, 1827, 3921, 9149, 11763, 27447, 37903, 82341, 113709, 265321, 341127, 795963, 2387889]

約数ペア:

[(1, 2387889), (3, 795963), (7, 341127), (9, 265321), (21, 113709), (29, 82341), (63, 37903), (87, 27447), (203, 11763), (261, 9149), (609, 3921), (1307, 1827)]