28553085

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 55486080

約数和(自身を除く): 26932995

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 165, 185, 333, 407, 495, 555, 1221, 1559, 1665, 2035, 3663, 4677, 6105, 7795, 14031, 17149, 18315, 23385, 51447, 57683, 70155, 85745, 154341, 173049, 257235, 288415, 519147, 634513, 771705, 865245, 1903539, 2595735, 3172565, 5710617, 9517695, 28553085]

約数ペア:

[(1, 28553085), (3, 9517695), (5, 5710617), (9, 3172565), (11, 2595735), (15, 1903539), (33, 865245), (37, 771705), (45, 634513), (55, 519147), (99, 288415), (111, 257235), (165, 173049), (185, 154341), (333, 85745), (407, 70155), (495, 57683), (555, 51447), (1221, 23385), (1559, 18315), (1665, 17149), (2035, 14031), (3663, 7795), (4677, 6105)]