51257787

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78737}}^1$

素因数の和:78778

約数の個数: 16

約数和(自身を含む): 80627712

約数和(自身を除く): 29369925

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 78737, 236211, 551159, 1653477, 2440847, 7322541, 17085929, 51257787]

約数ペア:

[(1, 51257787), (3, 17085929), (7, 7322541), (21, 2440847), (31, 1653477), (93, 551159), (217, 236211), (651, 78737)]