128544489

素因数分解:

$3^4\times {\mathrm{773}}^1\times {\mathrm{2053}}^1$

素因数の和:2838

約数の個数: 20

約数和(自身を含む): 192365316

約数和(自身を除く): 63820827

約数列:

[1, 3, 9, 27, 81, 773, 2053, 2319, 6159, 6957, 18477, 20871, 55431, 62613, 166293, 1586969, 4760907, 14282721, 42848163, 128544489]

約数ペア:

[(1, 128544489), (3, 42848163), (9, 14282721), (27, 4760907), (81, 1586969), (773, 166293), (2053, 62613), (2319, 55431), (6159, 20871), (6957, 18477)]