28058206

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:189

約数の個数: 36

約数和(自身を含む): 48962088

約数和(自身を除く): 20903882

約数列:

[1, 2, 11, 22, 23, 46, 71, 121, 142, 242, 253, 506, 781, 1562, 1633, 2783, 3266, 5041, 5566, 8591, 10082, 17182, 17963, 35926, 55451, 110902, 115943, 197593, 231886, 395186, 609961, 1219922, 1275373, 2550746, 14029103, 28058206]

約数ペア:

[(1, 28058206), (2, 14029103), (11, 2550746), (22, 1275373), (23, 1219922), (46, 609961), (71, 395186), (121, 231886), (142, 197593), (242, 115943), (253, 110902), (506, 55451), (781, 35926), (1562, 17963), (1633, 17182), (2783, 10082), (3266, 8591), (5041, 5566)]