28138376

素因数分解:

$2^3\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1049}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 60480000

約数和(自身を除く): 32341624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 479, 958, 1049, 1916, 2098, 3353, 3832, 4196, 6706, 7343, 8392, 13412, 14686, 26824, 29372, 58744, 502471, 1004942, 2009884, 3517297, 4019768, 7034594, 14069188, 28138376]

約数ペア:

[(1, 28138376), (2, 14069188), (4, 7034594), (7, 4019768), (8, 3517297), (14, 2009884), (28, 1004942), (56, 502471), (479, 58744), (958, 29372), (1049, 26824), (1916, 14686), (2098, 13412), (3353, 8392), (3832, 7343), (4196, 6706)]