78004107

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{67187}}^1$

素因数の和:67239

約数の個数: 16

約数和(自身を含む): 118250880

約数和(自身を除く): 40246773

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 67187, 201561, 604683, 1814049, 2889041, 8667123, 26001369, 78004107]

約数ペア:

[(1, 78004107), (3, 26001369), (9, 8667123), (27, 2889041), (43, 1814049), (129, 604683), (387, 201561), (1161, 67187)]