349213249

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{647891}}^1$

素因数の和:647916

約数の個数: 12

約数和(自身を含む): 443158128

約数和(自身を除く): 93944879

約数列:

[1, 7, 11, 49, 77, 539, 647891, 4535237, 7126801, 31746659, 49887607, 349213249]

約数ペア:

[(1, 349213249), (7, 49887607), (11, 31746659), (49, 7126801), (77, 4535237), (539, 647891)]