2165518555

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1\times {\mathrm{12107}}^1$

素因数の和:12626

約数の個数: 16

約数和(自身を含む): 2636250624

約数和(自身を除く): 470732069

約数列:

[1, 5, 83, 415, 431, 2155, 12107, 35773, 60535, 178865, 1004881, 5024405, 5218117, 26090585, 433103711, 2165518555]

約数ペア:

[(1, 2165518555), (5, 433103711), (83, 26090585), (415, 5218117), (431, 5024405), (2155, 1004881), (12107, 178865), (35773, 60535)]