7778889

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{7027}}^1$

素因数の和:7077

約数の個数: 16

約数和(自身を含む): 11807040

約数和(自身を除く): 4028151

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 7027, 21081, 63243, 189729, 288107, 864321, 2592963, 7778889]

約数ペア:

[(1, 7778889), (3, 2592963), (9, 864321), (27, 288107), (41, 189729), (123, 63243), (369, 21081), (1107, 7027)]