12748939

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 15048640

約数和(自身を除く): 2299701

約数列:

[1, 7, 61, 73, 409, 427, 511, 2863, 4453, 24949, 29857, 31171, 174643, 208999, 1821277, 12748939]

約数ペア:

[(1, 12748939), (7, 1821277), (61, 208999), (73, 174643), (409, 31171), (427, 29857), (511, 24949), (2863, 4453)]