8120655

素因数分解:

$3^4\times 5^1\times {\mathrm{20051}}^1$

素因数の和:20068

約数の個数: 20

約数和(自身を含む): 14557752

約数和(自身を除く): 6437097

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20051, 60153, 100255, 180459, 300765, 541377, 902295, 1624131, 2706885, 8120655]

約数ペア:

[(1, 8120655), (3, 2706885), (5, 1624131), (9, 902295), (15, 541377), (27, 300765), (45, 180459), (81, 100255), (135, 60153), (405, 20051)]