54128945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26863}}^1$

素因数の和:26912

約数の個数: 16

約数和(自身を含む): 72210432

約数和(自身を除く): 18081487

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 26863, 134315, 349219, 832753, 1746095, 4163765, 10825789, 54128945]

約数ペア:

[(1, 54128945), (5, 10825789), (13, 4163765), (31, 1746095), (65, 832753), (155, 349219), (403, 134315), (2015, 26863)]