28621395

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 54991872

約数和(自身を除く): 26370477

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 67, 99, 165, 201, 335, 495, 603, 737, 863, 1005, 2211, 2589, 3015, 3685, 4315, 6633, 7767, 9493, 11055, 12945, 28479, 33165, 38835, 47465, 57821, 85437, 142395, 173463, 289105, 427185, 520389, 636031, 867315, 1908093, 2601945, 3180155, 5724279, 9540465, 28621395]

約数ペア:

[(1, 28621395), (3, 9540465), (5, 5724279), (9, 3180155), (11, 2601945), (15, 1908093), (33, 867315), (45, 636031), (55, 520389), (67, 427185), (99, 289105), (165, 173463), (201, 142395), (335, 85437), (495, 57821), (603, 47465), (737, 38835), (863, 33165), (1005, 28479), (2211, 12945), (2589, 11055), (3015, 9493), (3685, 7767), (4315, 6633)]