133839945

素因数分解:

$3^4\times 5^1\times {\mathrm{330469}}^1$

素因数の和:330486

約数の個数: 20

約数和(自身を含む): 239921220

約数和(自身を除く): 106081275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 330469, 991407, 1652345, 2974221, 4957035, 8922663, 14871105, 26767989, 44613315, 133839945]

約数ペア:

[(1, 133839945), (3, 44613315), (5, 26767989), (9, 14871105), (15, 8922663), (27, 4957035), (45, 2974221), (81, 1652345), (135, 991407), (405, 330469)]