127943853

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 198169920

約数和(自身を除く): 70226067

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 157, 323, 471, 493, 551, 841, 969, 1479, 1653, 2523, 2669, 2983, 4553, 8007, 8949, 9367, 13659, 14297, 15979, 28101, 42891, 47937, 50711, 77401, 86507, 132037, 152133, 232203, 259521, 271643, 396111, 814929, 1470619, 2244629, 2508703, 4411857, 6733887, 7526109, 42647951, 127943853]

約数ペア:

[(1, 127943853), (3, 42647951), (17, 7526109), (19, 6733887), (29, 4411857), (51, 2508703), (57, 2244629), (87, 1470619), (157, 814929), (323, 396111), (471, 271643), (493, 259521), (551, 232203), (841, 152133), (969, 132037), (1479, 86507), (1653, 77401), (2523, 50711), (2669, 47937), (2983, 42891), (4553, 28101), (8007, 15979), (8949, 14297), (9367, 13659)]