13016311

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 5369609

約数列:

[1, 7, 11, 19, 31, 41, 49, 77, 133, 209, 217, 287, 341, 451, 539, 589, 779, 931, 1271, 1463, 1519, 2009, 2387, 3157, 4123, 5453, 6479, 8569, 8897, 10241, 13981, 16709, 22099, 24149, 28861, 38171, 45353, 59983, 62279, 97867, 169043, 265639, 317471, 419881, 685069, 1183301, 1859473, 13016311]

約数ペア:

[(1, 13016311), (7, 1859473), (11, 1183301), (19, 685069), (31, 419881), (41, 317471), (49, 265639), (77, 169043), (133, 97867), (209, 62279), (217, 59983), (287, 45353), (341, 38171), (451, 28861), (539, 24149), (589, 22099), (779, 16709), (931, 13981), (1271, 10241), (1463, 8897), (1519, 8569), (2009, 6479), (2387, 5453), (3157, 4123)]