81031605

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317771}}^1$

素因数の和:317796

約数の個数: 16

約数和(自身を含む): 137277504

約数和(自身を除く): 56245899

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 317771, 953313, 1588855, 4766565, 5402107, 16206321, 27010535, 81031605]

約数ペア:

[(1, 81031605), (3, 27010535), (5, 16206321), (15, 5402107), (17, 4766565), (51, 1588855), (85, 953313), (255, 317771)]