12357621

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 18398016

約数和(自身を除く): 6040395

約数列:

[1, 3, 9, 71, 83, 213, 233, 249, 639, 699, 747, 2097, 5893, 16543, 17679, 19339, 49629, 53037, 58017, 148887, 174051, 1373069, 4119207, 12357621]

約数ペア:

[(1, 12357621), (3, 4119207), (9, 1373069), (71, 174051), (83, 148887), (213, 58017), (233, 53037), (249, 49629), (639, 19339), (699, 17679), (747, 16543), (2097, 5893)]