8377138

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 16826400

約数和(自身を除く): 8449262

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 409, 418, 539, 818, 931, 1078, 1463, 1862, 2863, 2926, 4499, 5726, 7771, 8998, 10241, 15542, 20041, 20482, 31493, 40082, 54397, 62986, 85481, 108794, 170962, 220451, 380779, 440902, 598367, 761558, 1196734, 4188569, 8377138]

約数ペア:

[(1, 8377138), (2, 4188569), (7, 1196734), (11, 761558), (14, 598367), (19, 440902), (22, 380779), (38, 220451), (49, 170962), (77, 108794), (98, 85481), (133, 62986), (154, 54397), (209, 40082), (266, 31493), (409, 20482), (418, 20041), (539, 15542), (818, 10241), (931, 8998), (1078, 7771), (1463, 5726), (1862, 4499), (2863, 2926)]