81028286

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{2141}}^1$

素因数の和:2419

約数の個数: 16

約数和(自身を含む): 123379200

約数和(自身を除く): 42350914

約数列:

[1, 2, 127, 149, 254, 298, 2141, 4282, 18923, 37846, 271907, 319009, 543814, 638018, 40514143, 81028286]

約数ペア:

[(1, 81028286), (2, 40514143), (127, 638018), (149, 543814), (254, 319009), (298, 271907), (2141, 37846), (4282, 18923)]