27305397

素因数分解:

$3^3\times 7^2\times {\mathrm{20639}}^1$

素因数の和:20662

約数の個数: 24

約数和(自身を含む): 47059200

約数和(自身を除く): 19753803

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 20639, 61917, 144473, 185751, 433419, 557253, 1011311, 1300257, 3033933, 3900771, 9101799, 27305397]

約数ペア:

[(1, 27305397), (3, 9101799), (7, 3900771), (9, 3033933), (21, 1300257), (27, 1011311), (49, 557253), (63, 433419), (147, 185751), (189, 144473), (441, 61917), (1323, 20639)]