128512216

素因数分解:

$2^3\times 7^1\times {\mathrm{2294861}}^1$

素因数の和:2294874

約数の個数: 16

約数和(自身を含む): 275383440

約数和(自身を除く): 146871224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2294861, 4589722, 9179444, 16064027, 18358888, 32128054, 64256108, 128512216]

約数ペア:

[(1, 128512216), (2, 64256108), (4, 32128054), (7, 18358888), (8, 16064027), (14, 9179444), (28, 4589722), (56, 2294861)]