12740847

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6007}}^1$

素因数の和:6118

約数の個数: 16

約数和(自身を含む): 19610112

約数和(自身を除く): 6869265

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 6007, 18021, 42049, 126147, 606707, 1820121, 4246949, 12740847]

約数ペア:

[(1, 12740847), (3, 4246949), (7, 1820121), (21, 606707), (101, 126147), (303, 42049), (707, 18021), (2121, 6007)]