25531191

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3191}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 42491904

約数和(自身を除く): 16960713

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 3191, 8001, 9573, 22337, 28719, 67011, 201033, 405257, 1215771, 2836799, 3647313, 8510397, 25531191]

約数ペア:

[(1, 25531191), (3, 8510397), (7, 3647313), (9, 2836799), (21, 1215771), (63, 405257), (127, 201033), (381, 67011), (889, 28719), (1143, 22337), (2667, 9573), (3191, 8001)]