12831483

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 20396880

約数和(自身を除く): 7565397

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 861, 2009, 2129, 6027, 6387, 14903, 44709, 87289, 104321, 261867, 312963, 611023, 1833069, 4277161, 12831483]

約数ペア:

[(1, 12831483), (3, 4277161), (7, 1833069), (21, 611023), (41, 312963), (49, 261867), (123, 104321), (147, 87289), (287, 44709), (861, 14903), (2009, 6387), (2129, 6027)]