389158

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:65

約数の個数: 36

約数和(自身を含む): 781812

約数和(自身を除く): 392654

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 361, 418, 539, 722, 931, 1078, 1463, 1862, 2527, 2926, 3971, 5054, 7942, 10241, 17689, 20482, 27797, 35378, 55594, 194579, 389158]

約数ペア:

[(1, 389158), (2, 194579), (7, 55594), (11, 35378), (14, 27797), (19, 20482), (22, 17689), (38, 10241), (49, 7942), (77, 5054), (98, 3971), (133, 2926), (154, 2527), (209, 1862), (266, 1463), (361, 1078), (418, 931), (539, 722)]