81229581

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{23689}}^1$

素因数の和:23825

約数の個数: 16

約数和(自身を含む): 121292800

約数和(自身を除く): 40063219

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 23689, 71067, 213201, 639603, 3008503, 9025509, 27076527, 81229581]

約数ペア:

[(1, 81229581), (3, 27076527), (9, 9025509), (27, 3008503), (127, 639603), (381, 213201), (1143, 71067), (3429, 23689)]