81838836

素因数分解:

$2^2\times 3^4\times {\mathrm{252589}}^1$

素因数の和:252605

約数の個数: 30

約数和(自身を含む): 213943730

約数和(自身を除く): 132104894

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 252589, 505178, 757767, 1010356, 1515534, 2273301, 3031068, 4546602, 6819903, 9093204, 13639806, 20459709, 27279612, 40919418, 81838836]

約数ペア:

[(1, 81838836), (2, 40919418), (3, 27279612), (4, 20459709), (6, 13639806), (9, 9093204), (12, 6819903), (18, 4546602), (27, 3031068), (36, 2273301), (54, 1515534), (81, 1010356), (108, 757767), (162, 505178), (324, 252589)]