7779321

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{8731}}^1$

素因数の和:8754

約数の個数: 20

約数和(自身を含む): 12678864

約数和(自身を除く): 4899543

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 8731, 26193, 78579, 96041, 235737, 288123, 707211, 864369, 2593107, 7779321]

約数ペア:

[(1, 7779321), (3, 2593107), (9, 864369), (11, 707211), (27, 288123), (33, 235737), (81, 96041), (99, 78579), (297, 26193), (891, 8731)]