68709141

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{19727}}^1$

素因数の和:19782

約数の個数: 20

約数和(自身を含む): 105031872

約数和(自身を除く): 36322731

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 19727, 59181, 177543, 532629, 848261, 1597887, 2544783, 7634349, 22903047, 68709141]

約数ペア:

[(1, 68709141), (3, 22903047), (9, 7634349), (27, 2544783), (43, 1597887), (81, 848261), (129, 532629), (387, 177543), (1161, 59181), (3483, 19727)]