81535426

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{73721}}^1$

素因数の和:73809

約数の個数: 16

約数和(自身を含む): 141546240

約数和(自身を除く): 60010814

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 73721, 147442, 516047, 1032094, 5823959, 11647918, 40767713, 81535426]

約数ペア:

[(1, 81535426), (2, 40767713), (7, 11647918), (14, 5823959), (79, 1032094), (158, 516047), (553, 147442), (1106, 73721)]