28076763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65447}}^1$

素因数の和:65474

約数の個数: 16

約数和(自身を含む): 43981056

約数和(自身を除く): 15904293

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 65447, 196341, 719917, 850811, 2159751, 2552433, 9358921, 28076763]

約数ペア:

[(1, 28076763), (3, 9358921), (11, 2552433), (13, 2159751), (33, 850811), (39, 719917), (143, 196341), (429, 65447)]