28280367

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61613}}^1$

素因数の和:61639

約数の個数: 16

約数和(自身を含む): 44362080

約数和(自身を除く): 16081713

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 61613, 184839, 554517, 1047421, 1663551, 3142263, 9426789, 28280367]

約数ペア:

[(1, 28280367), (3, 9426789), (9, 3142263), (17, 1663551), (27, 1047421), (51, 554517), (153, 184839), (459, 61613)]