680851276

素因数分解:

$2^2\times 7^2\times {\mathrm{3473731}}^1$

素因数の和:3473749

約数の個数: 18

約数和(自身を含む): 1386019068

約数和(自身を除く): 705167792

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 3473731, 6947462, 13894924, 24316117, 48632234, 97264468, 170212819, 340425638, 680851276]

約数ペア:

[(1, 680851276), (2, 340425638), (4, 170212819), (7, 97264468), (14, 48632234), (28, 24316117), (49, 13894924), (98, 6947462), (196, 3473731)]