262616391

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{787}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 413038080

約数和(自身を除く): 150421689

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 727, 787, 2181, 2361, 6543, 7083, 12359, 13379, 19629, 21249, 37077, 40137, 111231, 120411, 333693, 361233, 572149, 1716447, 5149341, 9726533, 15448023, 29179599, 87538797, 262616391]

約数ペア:

[(1, 262616391), (3, 87538797), (9, 29179599), (17, 15448023), (27, 9726533), (51, 5149341), (153, 1716447), (459, 572149), (727, 361233), (787, 333693), (2181, 120411), (2361, 111231), (6543, 40137), (7083, 37077), (12359, 21249), (13379, 19629)]