173880027

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 272395200

約数和(自身を除く): 98515173

約数列:

[1, 3, 9, 27, 29, 79, 81, 87, 237, 261, 711, 783, 937, 2133, 2291, 2349, 2811, 6399, 6873, 8433, 20619, 25299, 27173, 61857, 74023, 75897, 81519, 185571, 222069, 244557, 666207, 733671, 1998621, 2146667, 2201013, 5995863, 6440001, 19320003, 57960009, 173880027]

約数ペア:

[(1, 173880027), (3, 57960009), (9, 19320003), (27, 6440001), (29, 5995863), (79, 2201013), (81, 2146667), (87, 1998621), (237, 733671), (261, 666207), (711, 244557), (783, 222069), (937, 185571), (2133, 81519), (2291, 75897), (2349, 74023), (2811, 61857), (6399, 27173), (6873, 25299), (8433, 20619)]