8680365

素因数分解:

$3^4\times 5^1\times {\mathrm{21433}}^1$

素因数の和:21450

約数の個数: 20

約数和(自身を含む): 15561084

約数和(自身を除く): 6880719

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 21433, 64299, 107165, 192897, 321495, 578691, 964485, 1736073, 2893455, 8680365]

約数ペア:

[(1, 8680365), (3, 2893455), (5, 1736073), (9, 964485), (15, 578691), (27, 321495), (45, 192897), (81, 107165), (135, 64299), (405, 21433)]