28679765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4271}}^1$

素因数の和:4372

約数の個数: 16

約数和(自身を含む): 36910080

約数和(自身を除く): 8230315

約数列:

[1, 5, 17, 79, 85, 395, 1343, 4271, 6715, 21355, 72607, 337409, 363035, 1687045, 5735953, 28679765]

約数ペア:

[(1, 28679765), (5, 5735953), (17, 1687045), (79, 363035), (85, 337409), (395, 72607), (1343, 21355), (4271, 6715)]