27390609

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 43200000

約数和(自身を除く): 15809391

約数列:

[1, 3, 9, 19, 27, 57, 107, 171, 321, 499, 513, 963, 1497, 2033, 2889, 4491, 6099, 9481, 13473, 18297, 28443, 53393, 54891, 85329, 160179, 255987, 480537, 1014467, 1441611, 3043401, 9130203, 27390609]

約数ペア:

[(1, 27390609), (3, 9130203), (9, 3043401), (19, 1441611), (27, 1014467), (57, 480537), (107, 255987), (171, 160179), (321, 85329), (499, 54891), (513, 53393), (963, 28443), (1497, 18297), (2033, 13473), (2889, 9481), (4491, 6099)]