51980445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{607}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 99021312

約数和(自身を除く): 47040867

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 173, 495, 519, 607, 865, 1557, 1821, 1903, 2595, 3035, 5463, 5709, 6677, 7785, 9105, 9515, 17127, 20031, 27315, 28545, 33385, 60093, 85635, 100155, 105011, 300465, 315033, 525055, 945099, 1155121, 1575165, 3465363, 4725495, 5775605, 10396089, 17326815, 51980445]

約数ペア:

[(1, 51980445), (3, 17326815), (5, 10396089), (9, 5775605), (11, 4725495), (15, 3465363), (33, 1575165), (45, 1155121), (55, 945099), (99, 525055), (165, 315033), (173, 300465), (495, 105011), (519, 100155), (607, 85635), (865, 60093), (1557, 33385), (1821, 28545), (1903, 27315), (2595, 20031), (3035, 17127), (5463, 9515), (5709, 9105), (6677, 7785)]