128182376

素因数分解:

$2^3\times 7^1\times {\mathrm{541}}^1\times {\mathrm{4231}}^1$

素因数の和:4785

約数の個数: 32

約数和(自身を含む): 275249280

約数和(自身を除く): 147066904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 541, 1082, 2164, 3787, 4231, 4328, 7574, 8462, 15148, 16924, 29617, 30296, 33848, 59234, 118468, 236936, 2288971, 4577942, 9155884, 16022797, 18311768, 32045594, 64091188, 128182376]

約数ペア:

[(1, 128182376), (2, 64091188), (4, 32045594), (7, 18311768), (8, 16022797), (14, 9155884), (28, 4577942), (56, 2288971), (541, 236936), (1082, 118468), (2164, 59234), (3787, 33848), (4231, 30296), (4328, 29617), (7574, 16924), (8462, 15148)]