2560329

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:518

約数の個数: 20

約数和(自身を含む): 3886036

約数和(自身を除く): 1325707

約数列:

[1, 3, 9, 27, 73, 81, 219, 433, 657, 1299, 1971, 3897, 5913, 11691, 31609, 35073, 94827, 284481, 853443, 2560329]

約数ペア:

[(1, 2560329), (3, 853443), (9, 284481), (27, 94827), (73, 35073), (81, 31609), (219, 11691), (433, 5913), (657, 3897), (1299, 1971)]