8139938

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:641

約数の個数: 16

約数和(自身を含む): 12503040

約数和(自身を除く): 4363102

約数列:

[1, 2, 73, 127, 146, 254, 439, 878, 9271, 18542, 32047, 55753, 64094, 111506, 4069969, 8139938]

約数ペア:

[(1, 8139938), (2, 4069969), (73, 111506), (127, 64094), (146, 55753), (254, 32047), (439, 18542), (878, 9271)]