28649655

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{17207}}^1$

素因数の和:17255

約数の個数: 24

約数和(自身を含む): 51004512

約数和(自身を除く): 22354857

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 17207, 51621, 86035, 154863, 258105, 636659, 774315, 1909977, 3183295, 5729931, 9549885, 28649655]

約数ペア:

[(1, 28649655), (3, 9549885), (5, 5729931), (9, 3183295), (15, 1909977), (37, 774315), (45, 636659), (111, 258105), (185, 154863), (333, 86035), (555, 51621), (1665, 17207)]