87181695

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113963}}^1$

素因数の和:113991

約数の個数: 24

約数和(自身を含む): 160005456

約数和(自身を除く): 72823761

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 113963, 341889, 569815, 1025667, 1709445, 1937371, 5128335, 5812113, 9686855, 17436339, 29060565, 87181695]

約数ペア:

[(1, 87181695), (3, 29060565), (5, 17436339), (9, 9686855), (15, 5812113), (17, 5128335), (45, 1937371), (51, 1709445), (85, 1025667), (153, 569815), (255, 341889), (765, 113963)]