81043983

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{2161}}^1$

素因数の和:2636

約数の個数: 20

約数和(自身を含む): 121383328

約数和(自身を除く): 40339345

約数列:

[1, 3, 9, 27, 81, 463, 1389, 2161, 4167, 6483, 12501, 19449, 37503, 58347, 175041, 1000543, 3001629, 9004887, 27014661, 81043983]

約数ペア:

[(1, 81043983), (3, 27014661), (9, 9004887), (27, 3001629), (81, 1000543), (463, 175041), (1389, 58347), (2161, 37503), (4167, 19449), (6483, 12501)]