27757521

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 44815680

約数和(自身を除く): 17058159

約数列:

[1, 3, 9, 11, 33, 71, 99, 121, 213, 359, 363, 639, 781, 1077, 1089, 2343, 3231, 3949, 7029, 8591, 11847, 25489, 25773, 35541, 43439, 76467, 77319, 130317, 229401, 280379, 390951, 841137, 2523411, 3084169, 9252507, 27757521]

約数ペア:

[(1, 27757521), (3, 9252507), (9, 3084169), (11, 2523411), (33, 841137), (71, 390951), (99, 280379), (121, 229401), (213, 130317), (359, 77319), (363, 76467), (639, 43439), (781, 35541), (1077, 25773), (1089, 25489), (2343, 11847), (3231, 8591), (3949, 7029)]