87641565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1697}}^1$

素因数の和:2029

約数の個数: 32

約数和(自身を含む): 153553536

約数和(自身を除く): 65911971

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 313, 939, 1565, 1697, 3443, 4695, 5091, 8485, 10329, 17215, 18667, 25455, 51645, 56001, 93335, 280005, 531161, 1593483, 2655805, 5842771, 7967415, 17528313, 29213855, 87641565]

約数ペア:

[(1, 87641565), (3, 29213855), (5, 17528313), (11, 7967415), (15, 5842771), (33, 2655805), (55, 1593483), (165, 531161), (313, 280005), (939, 93335), (1565, 56001), (1697, 51645), (3443, 25455), (4695, 18667), (5091, 17215), (8485, 10329)]