16673121

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{4787}}^1$

素因数の和:4842

約数の個数: 20

約数和(自身を含む): 25491312

約数和(自身を除く): 8818191

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 4787, 14361, 43083, 129249, 205841, 387747, 617523, 1852569, 5557707, 16673121]

約数ペア:

[(1, 16673121), (3, 5557707), (9, 1852569), (27, 617523), (43, 387747), (81, 205841), (129, 129249), (387, 43083), (1161, 14361), (3483, 4787)]