128873152

素因数分解:

$2^6\times {\mathrm{421}}^1\times {\mathrm{4783}}^1$

素因数の和:5216

約数の個数: 28

約数和(自身を含む): 256393696

約数和(自身を除く): 127520544

約数列:

[1, 2, 4, 8, 16, 32, 64, 421, 842, 1684, 3368, 4783, 6736, 9566, 13472, 19132, 26944, 38264, 76528, 153056, 306112, 2013643, 4027286, 8054572, 16109144, 32218288, 64436576, 128873152]

約数ペア:

[(1, 128873152), (2, 64436576), (4, 32218288), (8, 16109144), (16, 8054572), (32, 4027286), (64, 2013643), (421, 306112), (842, 153056), (1684, 76528), (3368, 38264), (4783, 26944), (6736, 19132), (9566, 13472)]