8640885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{52369}}^1$

素因数の和:52388

約数の個数: 16

約数和(自身を含む): 15082560

約数和(自身を除く): 6441675

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 52369, 157107, 261845, 576059, 785535, 1728177, 2880295, 8640885]

約数ペア:

[(1, 8640885), (3, 2880295), (5, 1728177), (11, 785535), (15, 576059), (33, 261845), (55, 157107), (165, 52369)]