12112555

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3803}}^1$

素因数の和:3835

約数の個数: 24

約数和(自身を含む): 18213552

約数和(自身を除く): 6100997

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 3803, 19015, 26621, 49439, 133105, 186347, 247195, 346073, 931735, 1730365, 2422511, 12112555]

約数ペア:

[(1, 12112555), (5, 2422511), (7, 1730365), (13, 931735), (35, 346073), (49, 247195), (65, 186347), (91, 133105), (245, 49439), (455, 26621), (637, 19015), (3185, 3803)]