2864889

素因数分解:

$3^4\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 20

約数和(自身を含む): 4331316

約数和(自身を除く): 1466427

約数列:

[1, 3, 9, 27, 81, 113, 313, 339, 939, 1017, 2817, 3051, 8451, 9153, 25353, 35369, 106107, 318321, 954963, 2864889]

約数ペア:

[(1, 2864889), (3, 954963), (9, 318321), (27, 106107), (81, 35369), (113, 25353), (313, 9153), (339, 8451), (939, 3051), (1017, 2817)]