213702916

素因数分解:

$2^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{5479}}^1$

素因数の和:5696

約数の個数: 36

約数和(自身を含む): 437304000

約数和(自身を除く): 223601084

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 199, 398, 796, 1393, 2786, 5479, 5572, 9751, 10958, 19502, 21916, 38353, 39004, 76706, 153412, 268471, 536942, 1073884, 1090321, 2180642, 4361284, 7632247, 15264494, 30528988, 53425729, 106851458, 213702916]

約数ペア:

[(1, 213702916), (2, 106851458), (4, 53425729), (7, 30528988), (14, 15264494), (28, 7632247), (49, 4361284), (98, 2180642), (196, 1090321), (199, 1073884), (398, 536942), (796, 268471), (1393, 153412), (2786, 76706), (5479, 39004), (5572, 38353), (9751, 21916), (10958, 19502)]