57147321

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{247391}}^1$

素因数の和:247412

約数の個数: 16

約数和(自身を含む): 94998528

約数和(自身を除く): 37851207

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 247391, 742173, 1731737, 2721301, 5195211, 8163903, 19049107, 57147321]

約数ペア:

[(1, 57147321), (3, 19049107), (7, 8163903), (11, 5195211), (21, 2721301), (33, 1731737), (77, 742173), (231, 247391)]