27805864

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{80831}}^1$

素因数の和:80880

約数の個数: 16

約数和(自身を含む): 53349120

約数和(自身を除く): 25543256

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 80831, 161662, 323324, 646648, 3475733, 6951466, 13902932, 27805864]

約数ペア:

[(1, 27805864), (2, 13902932), (4, 6951466), (8, 3475733), (43, 646648), (86, 323324), (172, 161662), (344, 80831)]