7680987

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 11690224

約数和(自身を除く): 4009237

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 433, 657, 1299, 1971, 3897, 5913, 11691, 17739, 31609, 35073, 94827, 105219, 284481, 853443, 2560329, 7680987]

約数ペア:

[(1, 7680987), (3, 2560329), (9, 853443), (27, 284481), (73, 105219), (81, 94827), (219, 35073), (243, 31609), (433, 17739), (657, 11691), (1299, 5913), (1971, 3897)]