80917161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 128120832

約数和(自身を除く): 47203671

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 127, 221, 381, 403, 527, 663, 961, 1209, 1581, 1651, 2159, 2883, 3937, 4953, 6477, 6851, 11811, 12493, 16337, 20553, 28067, 37479, 49011, 51181, 66929, 84201, 122047, 153543, 200787, 212381, 366141, 637143, 870077, 1586611, 2074799, 2610231, 4759833, 6224397, 26972387, 80917161]

約数ペア:

[(1, 80917161), (3, 26972387), (13, 6224397), (17, 4759833), (31, 2610231), (39, 2074799), (51, 1586611), (93, 870077), (127, 637143), (221, 366141), (381, 212381), (403, 200787), (527, 153543), (663, 122047), (961, 84201), (1209, 66929), (1581, 51181), (1651, 49011), (2159, 37479), (2883, 28067), (3937, 20553), (4953, 16337), (6477, 12493), (6851, 11811)]