2568747855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{25121}}^1$

素因数の和:25547

約数の個数: 32

約数和(自身を含む): 4362787008

約数和(自身を除く): 1794039153

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 401, 1203, 2005, 6015, 6817, 20451, 25121, 34085, 75363, 102255, 125605, 376815, 427057, 1281171, 2135285, 6405855, 10073521, 30220563, 50367605, 151102815, 171249857, 513749571, 856249285, 2568747855]

約数ペア:

[(1, 2568747855), (3, 856249285), (5, 513749571), (15, 171249857), (17, 151102815), (51, 50367605), (85, 30220563), (255, 10073521), (401, 6405855), (1203, 2135285), (2005, 1281171), (6015, 427057), (6817, 376815), (20451, 125605), (25121, 102255), (34085, 75363)]