389628027

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{21149}}^1$

素因数の和:21267

約数の個数: 24

約数和(自身を含む): 593892000

約数和(自身を除く): 204263973

約数列:

[1, 3, 9, 23, 69, 89, 207, 267, 801, 2047, 6141, 18423, 21149, 63447, 190341, 486427, 1459281, 1882261, 4377843, 5646783, 16940349, 43292003, 129876009, 389628027]

約数ペア:

[(1, 389628027), (3, 129876009), (9, 43292003), (23, 16940349), (69, 5646783), (89, 4377843), (207, 1882261), (267, 1459281), (801, 486427), (2047, 190341), (6141, 63447), (18423, 21149)]