80126501

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20477}}^1$

素因数の和:20540

約数の個数: 16

約数和(自身を含む): 100915584

約数和(自身を除く): 20789083

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 20477, 143339, 266201, 880511, 1863407, 6163577, 11446643, 80126501]

約数ペア:

[(1, 80126501), (7, 11446643), (13, 6163577), (43, 1863407), (91, 880511), (301, 266201), (559, 143339), (3913, 20477)]