66429790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{135571}}^1$

素因数の和:135592

約数の個数: 24

約数和(自身を含む): 139096872

約数和(自身を除く): 72667082

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 135571, 271142, 677855, 948997, 1355710, 1897994, 4744985, 6642979, 9489970, 13285958, 33214895, 66429790]

約数ペア:

[(1, 66429790), (2, 33214895), (5, 13285958), (7, 9489970), (10, 6642979), (14, 4744985), (35, 1897994), (49, 1355710), (70, 948997), (98, 677855), (245, 271142), (490, 135571)]