256476772

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{14009}}^1$

素因数の和:14235

約数の個数: 24

約数和(自身を含む): 470736000

約数和(自身を除く): 214259228

約数列:

[1, 2, 4, 23, 46, 92, 199, 398, 796, 4577, 9154, 14009, 18308, 28018, 56036, 322207, 644414, 1288828, 2787791, 5575582, 11151164, 64119193, 128238386, 256476772]

約数ペア:

[(1, 256476772), (2, 128238386), (4, 64119193), (23, 11151164), (46, 5575582), (92, 2787791), (199, 1288828), (398, 644414), (796, 322207), (4577, 56036), (9154, 28018), (14009, 18308)]