128564968

素因数分解:

$2^3\times 7^1\times {\mathrm{2295803}}^1$

素因数の和:2295816

約数の個数: 16

約数和(自身を含む): 275496480

約数和(自身を除く): 146931512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2295803, 4591606, 9183212, 16070621, 18366424, 32141242, 64282484, 128564968]

約数ペア:

[(1, 128564968), (2, 64282484), (4, 32141242), (7, 18366424), (8, 16070621), (14, 9183212), (28, 4591606), (56, 2295803)]