2985345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 5833152

約数和(自身を除く): 2847807

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 163, 165, 185, 333, 407, 489, 495, 555, 815, 1221, 1467, 1665, 1793, 2035, 2445, 3663, 5379, 6031, 6105, 7335, 8965, 16137, 18093, 18315, 26895, 30155, 54279, 66341, 80685, 90465, 199023, 271395, 331705, 597069, 995115, 2985345]

約数ペア:

[(1, 2985345), (3, 995115), (5, 597069), (9, 331705), (11, 271395), (15, 199023), (33, 90465), (37, 80685), (45, 66341), (55, 54279), (99, 30155), (111, 26895), (163, 18315), (165, 18093), (185, 16137), (333, 8965), (407, 7335), (489, 6105), (495, 6031), (555, 5379), (815, 3663), (1221, 2445), (1467, 2035), (1665, 1793)]