81244059

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 120422400

約数和(自身を除く): 39178341

約数列:

[1, 3, 13, 39, 47, 127, 141, 349, 381, 611, 1047, 1651, 1833, 4537, 4953, 5969, 13611, 16403, 17907, 44323, 49209, 77597, 132969, 213239, 232791, 576199, 639717, 1728597, 2083181, 6249543, 27081353, 81244059]

約数ペア:

[(1, 81244059), (3, 27081353), (13, 6249543), (39, 2083181), (47, 1728597), (127, 639717), (141, 576199), (349, 232791), (381, 213239), (611, 132969), (1047, 77597), (1651, 49209), (1833, 44323), (4537, 17907), (4953, 16403), (5969, 13611)]