128419312

素因数分解:

$2^4\times 7^1\times {\mathrm{271}}^1\times {\mathrm{4231}}^1$

素因数の和:4517

約数の個数: 40

約数和(自身を含む): 285473792

約数和(自身を除く): 157054480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271, 542, 1084, 1897, 2168, 3794, 4231, 4336, 7588, 8462, 15176, 16924, 29617, 30352, 33848, 59234, 67696, 118468, 236936, 473872, 1146601, 2293202, 4586404, 8026207, 9172808, 16052414, 18345616, 32104828, 64209656, 128419312]

約数ペア:

[(1, 128419312), (2, 64209656), (4, 32104828), (7, 18345616), (8, 16052414), (14, 9172808), (16, 8026207), (28, 4586404), (56, 2293202), (112, 1146601), (271, 473872), (542, 236936), (1084, 118468), (1897, 67696), (2168, 59234), (3794, 33848), (4231, 30352), (4336, 29617), (7588, 16924), (8462, 15176)]