65564541

素因数分解:

$3^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{2069}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 108501120

約数和(自身を除く): 42936579

約数列:

[1, 3, 7, 9, 21, 63, 503, 1509, 2069, 3521, 4527, 6207, 10563, 14483, 18621, 31689, 43449, 130347, 1040707, 3122121, 7284949, 9366363, 21854847, 65564541]

約数ペア:

[(1, 65564541), (3, 21854847), (7, 9366363), (9, 7284949), (21, 3122121), (63, 1040707), (503, 130347), (1509, 43449), (2069, 31689), (3521, 18621), (4527, 14483), (6207, 10563)]