81328888

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{151733}}^1$

素因数の和:151806

約数の個数: 16

約数和(自身を含む): 154768680

約数和(自身を除く): 73439792

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 151733, 303466, 606932, 1213864, 10166111, 20332222, 40664444, 81328888]

約数ペア:

[(1, 81328888), (2, 40664444), (4, 20332222), (8, 10166111), (67, 1213864), (134, 606932), (268, 303466), (536, 151733)]