28217966

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{5077}}^1$

素因数の和:5483

約数の個数: 16

約数和(自身を含む): 48505056

約数和(自身を除く): 20287090

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5077, 5558, 10154, 35539, 71078, 2015569, 4031138, 14108983, 28217966]

約数ペア:

[(1, 28217966), (2, 14108983), (7, 4031138), (14, 2015569), (397, 71078), (794, 35539), (2779, 10154), (5077, 5558)]