28556415

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5717}}^1$

素因数の和:5768

約数の個数: 32

約数和(自身を含む): 52148160

約数和(自身を除く): 23591745

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 555, 999, 1665, 4995, 5717, 17151, 28585, 51453, 85755, 154359, 211529, 257265, 634587, 771795, 1057645, 1903761, 3172935, 5711283, 9518805, 28556415]

約数ペア:

[(1, 28556415), (3, 9518805), (5, 5711283), (9, 3172935), (15, 1903761), (27, 1057645), (37, 771795), (45, 634587), (111, 257265), (135, 211529), (185, 154359), (333, 85755), (555, 51453), (999, 28585), (1665, 17151), (4995, 5717)]