261729306

素因数分解:

$2^1\times 3^4\times {\mathrm{1615613}}^1$

素因数の和:1615627

約数の個数: 20

約数和(自身を含む): 586467882

約数和(自身を除く): 324738576

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1615613, 3231226, 4846839, 9693678, 14540517, 29081034, 43621551, 87243102, 130864653, 261729306]

約数ペア:

[(1, 261729306), (2, 130864653), (3, 87243102), (6, 43621551), (9, 29081034), (18, 14540517), (27, 9693678), (54, 4846839), (81, 3231226), (162, 1615613)]