28971922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108917}}^1$

素因数の和:108945

約数の個数: 16

約数和(自身を含む): 52280640

約数和(自身を除く): 23308718

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108917, 217834, 762419, 1524838, 2069423, 4138846, 14485961, 28971922]

約数ペア:

[(1, 28971922), (2, 14485961), (7, 4138846), (14, 2069423), (19, 1524838), (38, 762419), (133, 217834), (266, 108917)]