128224964

素因数分解:

$2^2\times 7^2\times {\mathrm{654209}}^1$

素因数の和:654227

約数の個数: 18

約数和(自身を含む): 261029790

約数和(自身を除く): 132804826

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 654209, 1308418, 2616836, 4579463, 9158926, 18317852, 32056241, 64112482, 128224964]

約数ペア:

[(1, 128224964), (2, 64112482), (4, 32056241), (7, 18317852), (14, 9158926), (28, 4579463), (49, 2616836), (98, 1308418), (196, 654209)]