1991567149

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1071311}}^1$

素因数の和:1071348

約数の個数: 12

約数和(自身を含む): 2352601152

約数和(自身を除く): 361034003

約数列:

[1, 11, 13, 143, 169, 1859, 1071311, 11784421, 13927043, 153197473, 181051559, 1991567149]

約数ペア:

[(1, 1991567149), (11, 181051559), (13, 153197473), (143, 13927043), (169, 11784421), (1859, 1071311)]