128702008

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{54907}}^1$

素因数の和:55206

約数の個数: 16

約数和(自身を含む): 242144280

約数和(自身を除く): 113442272

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 54907, 109814, 219628, 439256, 16087751, 32175502, 64351004, 128702008]

約数ペア:

[(1, 128702008), (2, 64351004), (4, 32175502), (8, 16087751), (293, 439256), (586, 219628), (1172, 109814), (2344, 54907)]