212868729

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{10069}}^1$

素因数の和:10116

約数の個数: 28

約数和(自身を含む): 330195300

約数和(自身を除く): 117326571

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 7047, 10069, 21141, 30207, 90621, 271863, 292001, 815589, 876003, 2446767, 2628009, 7340301, 7884027, 23652081, 70956243, 212868729]

約数ペア:

[(1, 212868729), (3, 70956243), (9, 23652081), (27, 7884027), (29, 7340301), (81, 2628009), (87, 2446767), (243, 876003), (261, 815589), (729, 292001), (783, 271863), (2349, 90621), (7047, 30207), (10069, 21141)]