28691733

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{80369}}^1$

素因数の和:80396

約数の個数: 16

約数和(自身を含む): 46293120

約数和(自身を除く): 17601387

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 80369, 241107, 562583, 1366273, 1687749, 4098819, 9563911, 28691733]

約数ペア:

[(1, 28691733), (3, 9563911), (7, 4098819), (17, 1687749), (21, 1366273), (51, 562583), (119, 241107), (357, 80369)]