404128359

素因数分解:

$3^4\times {\mathrm{1277}}^1\times {\mathrm{3907}}^1$

素因数の和:5196

約数の個数: 20

約数和(自身を含む): 604325304

約数和(自身を除く): 200196945

約数列:

[1, 3, 9, 27, 81, 1277, 3831, 3907, 11493, 11721, 34479, 35163, 103437, 105489, 316467, 4989239, 14967717, 44903151, 134709453, 404128359]

約数ペア:

[(1, 404128359), (3, 134709453), (9, 44903151), (27, 14967717), (81, 4989239), (1277, 316467), (3831, 105489), (3907, 103437), (11493, 35163), (11721, 34479)]