8218449945

素因数分解:

$3^4\times 5^1\times {\mathrm{20292469}}^1$

素因数の和:20292486

約数の個数: 20

約数和(自身を含む): 14732333220

約数和(自身を除く): 6513883275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20292469, 60877407, 101462345, 182632221, 304387035, 547896663, 913161105, 1643689989, 2739483315, 8218449945]

約数ペア:

[(1, 8218449945), (3, 2739483315), (5, 1643689989), (9, 913161105), (15, 547896663), (27, 304387035), (45, 182632221), (81, 101462345), (135, 60877407), (405, 20292469)]