128564008

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{303217}}^1$

素因数の和:303276

約数の個数: 16

約数和(自身を含む): 245606580

約数和(自身を除く): 117042572

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 303217, 606434, 1212868, 2425736, 16070501, 32141002, 64282004, 128564008]

約数ペア:

[(1, 128564008), (2, 64282004), (4, 32141002), (8, 16070501), (53, 2425736), (106, 1212868), (212, 606434), (424, 303217)]