56574351

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{21751}}^1$

素因数の和:21791

約数の個数: 18

約数和(自身を含む): 86812232

約数和(自身を除く): 30237881

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 21751, 65253, 195759, 369767, 1109301, 3327903, 6286039, 18858117, 56574351]

約数ペア:

[(1, 56574351), (3, 18858117), (9, 6286039), (17, 3327903), (51, 1109301), (153, 369767), (289, 195759), (867, 65253), (2601, 21751)]