1900754947

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{286129}}^1$

素因数の和:286222

約数の個数: 16

約数和(自身を含む): 2371445440

約数和(自身を除く): 470690493

約数列:

[1, 7, 13, 73, 91, 511, 949, 6643, 286129, 2002903, 3719677, 20887417, 26037739, 146211919, 271536421, 1900754947]

約数ペア:

[(1, 1900754947), (7, 271536421), (13, 146211919), (73, 26037739), (91, 20887417), (511, 3719677), (949, 2002903), (6643, 286129)]