81726579

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5939}}^1$

素因数の和:6095

約数の個数: 24

約数和(自身を含む): 129729600

約数和(自身を除く): 48003021

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 1251, 1529, 4587, 5939, 13761, 17817, 53451, 65329, 195987, 587961, 825521, 2476563, 7429689, 9080731, 27242193, 81726579]

約数ペア:

[(1, 81726579), (3, 27242193), (9, 9080731), (11, 7429689), (33, 2476563), (99, 825521), (139, 587961), (417, 195987), (1251, 65329), (1529, 53451), (4587, 17817), (5939, 13761)]