65721315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{398311}}^1$

素因数の和:398330

約数の個数: 16

約数和(自身を含む): 114713856

約数和(自身を除く): 48992541

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 398311, 1194933, 1991555, 4381421, 5974665, 13144263, 21907105, 65721315]

約数ペア:

[(1, 65721315), (3, 21907105), (5, 13144263), (11, 5974665), (15, 4381421), (33, 1991555), (55, 1194933), (165, 398311)]