65287905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{256031}}^1$

素因数の和:256056

約数の個数: 16

約数和(自身を含む): 110605824

約数和(自身を除く): 45317919

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 256031, 768093, 1280155, 3840465, 4352527, 13057581, 21762635, 65287905]

約数ペア:

[(1, 65287905), (3, 21762635), (5, 13057581), (15, 4352527), (17, 3840465), (51, 1280155), (85, 768093), (255, 256031)]