12715281

素因数分解:

$3^2\times {\mathrm{631}}^1\times {\mathrm{2239}}^1$

素因数の和:2876

約数の個数: 12

約数和(自身を含む): 18403840

約数和(自身を除く): 5688559

約数列:

[1, 3, 9, 631, 1893, 2239, 5679, 6717, 20151, 1412809, 4238427, 12715281]

約数ペア:

[(1, 12715281), (3, 4238427), (9, 1412809), (631, 20151), (1893, 6717), (2239, 5679)]