81396054

素因数分解:

$2^1\times 3^2\times {\mathrm{1693}}^1\times {\mathrm{2671}}^1$

素因数の和:4372

約数の個数: 24

約数和(自身を含む): 176528352

約数和(自身を除く): 95132298

約数列:

[1, 2, 3, 6, 9, 18, 1693, 2671, 3386, 5079, 5342, 8013, 10158, 15237, 16026, 24039, 30474, 48078, 4522003, 9044006, 13566009, 27132018, 40698027, 81396054]

約数ペア:

[(1, 81396054), (2, 40698027), (3, 27132018), (6, 13566009), (9, 9044006), (18, 4522003), (1693, 48078), (2671, 30474), (3386, 24039), (5079, 16026), (5342, 15237), (8013, 10158)]