13138265

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12109}}^1$

素因数の和:12152

約数の個数: 16

約数和(自身を含む): 18600960

約数和(自身を除く): 5462695

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 12109, 60545, 84763, 375379, 423815, 1876895, 2627653, 13138265]

約数ペア:

[(1, 13138265), (5, 2627653), (7, 1876895), (31, 423815), (35, 375379), (155, 84763), (217, 60545), (1085, 12109)]