160974945

素因数分解:

$3^4\times 5^1\times {\mathrm{397469}}^1$

素因数の和:397486

約数の個数: 20

約数和(自身を含む): 288563220

約数和(自身を除く): 127588275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 397469, 1192407, 1987345, 3577221, 5962035, 10731663, 17886105, 32194989, 53658315, 160974945]

約数ペア:

[(1, 160974945), (3, 53658315), (5, 32194989), (9, 17886105), (15, 10731663), (27, 5962035), (45, 3577221), (81, 1987345), (135, 1192407), (405, 397469)]