12787292

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1777}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 25688544

約数和(自身を除く): 12901252

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1777, 1799, 3554, 3598, 7108, 7196, 12439, 24878, 49756, 456689, 913378, 1826756, 3196823, 6393646, 12787292]

約数ペア:

[(1, 12787292), (2, 6393646), (4, 3196823), (7, 1826756), (14, 913378), (28, 456689), (257, 49756), (514, 24878), (1028, 12439), (1777, 7196), (1799, 7108), (3554, 3598)]