67808979

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25031}}^1$

素因数の和:25087

約数の個数: 24

約数和(自身を含む): 114546432

約数和(自身を除く): 46737453

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 25031, 75093, 175217, 225279, 525651, 1076333, 1576953, 3228999, 7534331, 9686997, 22602993, 67808979]

約数ペア:

[(1, 67808979), (3, 22602993), (7, 9686997), (9, 7534331), (21, 3228999), (43, 1576953), (63, 1076333), (129, 525651), (301, 225279), (387, 175217), (903, 75093), (2709, 25031)]