208676377

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3137}}^1$

素因数の和:3217

約数の個数: 32

約数和(自身を含む): 278353152

約数和(自身を除く): 69676775

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1547, 3137, 3913, 5117, 9503, 21959, 40781, 53329, 66521, 134891, 285467, 373303, 693277, 944237, 1753583, 2293147, 4852939, 12275081, 16052029, 29810911, 208676377]

約数ペア:

[(1, 208676377), (7, 29810911), (13, 16052029), (17, 12275081), (43, 4852939), (91, 2293147), (119, 1753583), (221, 944237), (301, 693277), (559, 373303), (731, 285467), (1547, 134891), (3137, 66521), (3913, 53329), (5117, 40781), (9503, 21959)]