128467312

素因数分解:

$2^4\times {\mathrm{2719}}^1\times {\mathrm{2953}}^1$

素因数の和:5680

約数の個数: 20

約数和(自身を含む): 249081280

約数和(自身を除く): 120613968

約数列:

[1, 2, 4, 8, 16, 2719, 2953, 5438, 5906, 10876, 11812, 21752, 23624, 43504, 47248, 8029207, 16058414, 32116828, 64233656, 128467312]

約数ペア:

[(1, 128467312), (2, 64233656), (4, 32116828), (8, 16058414), (16, 8029207), (2719, 47248), (2953, 43504), (5438, 23624), (5906, 21752), (10876, 11812)]