68719203

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25367}}^1$

素因数の和:25423

約数の個数: 24

約数和(自身を含む): 116083968

約数和(自身を除く): 47364765

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 25367, 76101, 177569, 228303, 532707, 1090781, 1598121, 3272343, 7635467, 9817029, 22906401, 68719203]

約数ペア:

[(1, 68719203), (3, 22906401), (7, 9817029), (9, 7635467), (21, 3272343), (43, 1598121), (63, 1090781), (129, 532707), (301, 228303), (387, 177569), (903, 76101), (2709, 25367)]