27421407

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3391

約数の個数: 24

約数和(自身を含む): 43269408

約数和(自身を除く): 15848001

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 3301, 8307, 9903, 29709, 42913, 128739, 234371, 386217, 703113, 2109339, 3046823, 9140469, 27421407]

約数ペア:

[(1, 27421407), (3, 9140469), (9, 3046823), (13, 2109339), (39, 703113), (71, 386217), (117, 234371), (213, 128739), (639, 42913), (923, 29709), (2769, 9903), (3301, 8307)]