81232581

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{701}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 115543584

約数和(自身を除く): 34311003

約数列:

[1, 3, 19, 57, 107, 321, 361, 701, 1083, 2033, 2103, 6099, 13319, 38627, 39957, 75007, 115881, 225021, 253061, 759183, 1425133, 4275399, 27077527, 81232581]

約数ペア:

[(1, 81232581), (3, 27077527), (19, 4275399), (57, 1425133), (107, 759183), (321, 253061), (361, 225021), (701, 115881), (1083, 75007), (2033, 39957), (2103, 38627), (6099, 13319)]