28806267

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1543}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 45060096

約数和(自身を除く): 16253829

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 1543, 2667, 4629, 6223, 10801, 18669, 32403, 75607, 195961, 226821, 587883, 1371727, 4115181, 9602089, 28806267]

約数ペア:

[(1, 28806267), (3, 9602089), (7, 4115181), (21, 1371727), (49, 587883), (127, 226821), (147, 195961), (381, 75607), (889, 32403), (1543, 18669), (2667, 10801), (4629, 6223)]