51071943

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 77862400

約数和(自身を除く): 26790457

約数列:

[1, 3, 13, 19, 39, 57, 157, 247, 439, 471, 741, 1317, 2041, 2983, 5707, 6123, 8341, 8949, 17121, 25023, 38779, 68923, 108433, 116337, 206769, 325299, 895999, 1309537, 2687997, 3928611, 17023981, 51071943]

約数ペア:

[(1, 51071943), (3, 17023981), (13, 3928611), (19, 2687997), (39, 1309537), (57, 895999), (157, 325299), (247, 206769), (439, 116337), (471, 108433), (741, 68923), (1317, 38779), (2041, 25023), (2983, 17121), (5707, 8949), (6123, 8341)]