12491778817

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3029779}}^1$

素因数の和:3029836

約数の個数: 16

約数和(自身を含む): 15512473600

約数和(自身を除く): 3020694783

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 3029779, 21208453, 57565801, 93923149, 402960607, 657462043, 1784539831, 12491778817]

約数ペア:

[(1, 12491778817), (7, 1784539831), (19, 657462043), (31, 402960607), (133, 93923149), (217, 57565801), (589, 21208453), (4123, 3029779)]