12287779

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{4111}}^1$

素因数の和:4186

約数の個数: 12

約数和(自身を含む): 14531808

約数和(自身を除く): 2244029

約数列:

[1, 7, 49, 61, 427, 2989, 4111, 28777, 201439, 250771, 1755397, 12287779]

約数ペア:

[(1, 12287779), (7, 1755397), (49, 250771), (61, 201439), (427, 28777), (2989, 4111)]