80997003

素因数分解:

$3^6\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:966

約数の個数: 28

約数和(自身を含む): 122477208

約数和(自身を除く): 41480205

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 729, 811, 1233, 2433, 3699, 7299, 11097, 21897, 33291, 65691, 99873, 111107, 197073, 333321, 591219, 999963, 2999889, 8999667, 26999001, 80997003]

約数ペア:

[(1, 80997003), (3, 26999001), (9, 8999667), (27, 2999889), (81, 999963), (137, 591219), (243, 333321), (411, 197073), (729, 111107), (811, 99873), (1233, 65691), (2433, 33291), (3699, 21897), (7299, 11097)]