28861798

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108503}}^1$

素因数の和:108531

約数の個数: 16

約数和(自身を含む): 52081920

約数和(自身を除く): 23220122

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108503, 217006, 759521, 1519042, 2061557, 4123114, 14430899, 28861798]

約数ペア:

[(1, 28861798), (2, 14430899), (7, 4123114), (14, 2061557), (19, 1519042), (38, 759521), (133, 217006), (266, 108503)]