27778812321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1213}}^1\times {\mathrm{5701}}^1$

素因数の和:7033

約数の個数: 32

約数和(自身を含む): 40315055872

約数和(自身を除く): 12536243551

約数列:

[1, 3, 13, 39, 103, 309, 1213, 1339, 3639, 4017, 5701, 15769, 17103, 47307, 74113, 124939, 222339, 374817, 587203, 1624207, 1761609, 4872621, 6915313, 7633639, 20745939, 22900917, 89899069, 269697207, 712277239, 2136831717, 9259604107, 27778812321]

約数ペア:

[(1, 27778812321), (3, 9259604107), (13, 2136831717), (39, 712277239), (103, 269697207), (309, 89899069), (1213, 22900917), (1339, 20745939), (3639, 7633639), (4017, 6915313), (5701, 4872621), (15769, 1761609), (17103, 1624207), (47307, 587203), (74113, 374817), (124939, 222339)]