128696456

素因数分解:

$2^3\times 7^1\times {\mathrm{2298151}}^1$

素因数の和:2298164

約数の個数: 16

約数和(自身を含む): 275778240

約数和(自身を除く): 147081784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2298151, 4596302, 9192604, 16087057, 18385208, 32174114, 64348228, 128696456]

約数ペア:

[(1, 128696456), (2, 64348228), (4, 32174114), (7, 18385208), (8, 16087057), (14, 9192604), (28, 4596302), (56, 2298151)]