206718889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3137}}^1$

素因数の和:3324

約数の個数: 16

約数和(自身を含む): 230379408

約数和(自身を除く): 23660519

約数列:

[1, 13, 37, 137, 481, 1781, 3137, 5069, 40781, 65897, 116069, 429769, 1508897, 5586997, 15901453, 206718889]

約数ペア:

[(1, 206718889), (13, 15901453), (37, 5586997), (137, 1508897), (481, 429769), (1781, 116069), (3137, 65897), (5069, 40781)]