26619291

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{72139}}^1$

素因数の和:72186

約数の個数: 12

約数和(自身を含む): 39388440

約数和(自身を除く): 12769149

約数列:

[1, 3, 9, 41, 123, 369, 72139, 216417, 649251, 2957699, 8873097, 26619291]

約数ペア:

[(1, 26619291), (3, 8873097), (9, 2957699), (41, 649251), (123, 216417), (369, 72139)]