28066367

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 33860736

約数和(自身を除く): 5794369

約数列:

[1, 7, 49, 67, 83, 103, 469, 581, 721, 3283, 4067, 5047, 5561, 6901, 8549, 38927, 48307, 59843, 272489, 338149, 418901, 572783, 4009481, 28066367]

約数ペア:

[(1, 28066367), (7, 4009481), (49, 572783), (67, 418901), (83, 338149), (103, 272489), (469, 59843), (581, 48307), (721, 38927), (3283, 8549), (4067, 6901), (5047, 5561)]