12112215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{42499}}^1$

素因数の和:42526

約数の個数: 16

約数和(自身を含む): 20400000

約数和(自身を除く): 8287785

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 42499, 127497, 212495, 637485, 807481, 2422443, 4037405, 12112215]

約数ペア:

[(1, 12112215), (3, 4037405), (5, 2422443), (15, 807481), (19, 637485), (57, 212495), (95, 127497), (285, 42499)]