128079848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39727}}^1$

素因数の和:39777

約数の個数: 32

約数和(自身を含む): 266972160

約数和(自身を除く): 138892312

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 39727, 79454, 158908, 317816, 516451, 1032902, 1231537, 2065804, 2463074, 4131608, 4926148, 9852296, 16009981, 32019962, 64039924, 128079848]

約数ペア:

[(1, 128079848), (2, 64039924), (4, 32019962), (8, 16009981), (13, 9852296), (26, 4926148), (31, 4131608), (52, 2463074), (62, 2065804), (104, 1231537), (124, 1032902), (248, 516451), (403, 317816), (806, 158908), (1612, 79454), (3224, 39727)]