68771781

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{195931}}^1$

素因数の和:195953

約数の個数: 16

約数和(自身を含む): 109721920

約数和(自身を除く): 40950139

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 195931, 587793, 1763379, 2547103, 5290137, 7641309, 22923927, 68771781]

約数ペア:

[(1, 68771781), (3, 22923927), (9, 7641309), (13, 5290137), (27, 2547103), (39, 1763379), (117, 587793), (351, 195931)]