171870543

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20123}}^1$

素因数の和:20215

約数の個数: 24

約数和(自身を含む): 271030032

約数和(自身を除く): 99159489

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 8541, 20123, 60369, 181107, 261599, 784797, 1468979, 2354391, 4406937, 13220811, 19096727, 57290181, 171870543]

約数ペア:

[(1, 171870543), (3, 57290181), (9, 19096727), (13, 13220811), (39, 4406937), (73, 2354391), (117, 1468979), (219, 784797), (657, 261599), (949, 181107), (2847, 60369), (8541, 20123)]