1998187719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{852833}}^1$

素因数の和:852918

約数の個数: 16

約数和(自身を含む): 2947394304

約数和(自身を除く): 949206585

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 852833, 2558499, 9381163, 28143489, 60551143, 181653429, 666062573, 1998187719]

約数ペア:

[(1, 1998187719), (3, 666062573), (11, 181653429), (33, 60551143), (71, 28143489), (213, 9381163), (781, 2558499), (2343, 852833)]