27478647

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{25657}}^1$

素因数の和:25687

約数の個数: 24

約数和(自身を含む): 48031776

約数和(自身を除く): 20553129

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 25657, 76971, 179599, 230913, 436169, 538797, 1308507, 1616391, 3053183, 3925521, 9159549, 27478647]

約数ペア:

[(1, 27478647), (3, 9159549), (7, 3925521), (9, 3053183), (17, 1616391), (21, 1308507), (51, 538797), (63, 436169), (119, 230913), (153, 179599), (357, 76971), (1071, 25657)]