2572131

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 3559424

約数和(自身を除く): 987293

約数列:

[1, 3, 43, 127, 129, 157, 381, 471, 5461, 6751, 16383, 19939, 20253, 59817, 857377, 2572131]

約数ペア:

[(1, 2572131), (3, 857377), (43, 59817), (127, 20253), (129, 19939), (157, 16383), (381, 6751), (471, 5461)]