64857331

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{10939}}^1$

素因数の和:10975

約数の個数: 18

約数和(自身を含む): 82936140

約数和(自身を除く): 18078809

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 10939, 76573, 120329, 536011, 842303, 1323619, 5896121, 9265333, 64857331]

約数ペア:

[(1, 64857331), (7, 9265333), (11, 5896121), (49, 1323619), (77, 842303), (121, 536011), (539, 120329), (847, 76573), (5929, 10939)]