12893421

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 17752064

約数和(自身を除く): 4858643

約数列:

[1, 3, 43, 127, 129, 381, 787, 2361, 5461, 16383, 33841, 99949, 101523, 299847, 4297807, 12893421]

約数ペア:

[(1, 12893421), (3, 4297807), (43, 299847), (127, 101523), (129, 99949), (381, 33841), (787, 16383), (2361, 5461)]