2869749

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:582

約数の個数: 20

約数和(自身を含む): 4356000

約数和(自身を除く): 1486251

約数列:

[1, 3, 9, 27, 71, 81, 213, 499, 639, 1497, 1917, 4491, 5751, 13473, 35429, 40419, 106287, 318861, 956583, 2869749]

約数ペア:

[(1, 2869749), (3, 956583), (9, 318861), (27, 106287), (71, 40419), (81, 35429), (213, 13473), (499, 5751), (639, 4491), (1497, 1917)]