85847121

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{19997}}^1$

素因数の和:20062

約数の個数: 20

約数和(自身を含む): 130666932

約数和(自身を除く): 44819811

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 19997, 59991, 179973, 539919, 1059841, 1619757, 3179523, 9538569, 28615707, 85847121]

約数ペア:

[(1, 85847121), (3, 28615707), (9, 9538569), (27, 3179523), (53, 1619757), (81, 1059841), (159, 539919), (477, 179973), (1431, 59991), (4293, 19997)]