55247787

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 95030208

約数和(自身を除く): 39782421

約数列:

[1, 3, 7, 9, 21, 41, 63, 73, 123, 219, 287, 293, 369, 511, 657, 861, 879, 1533, 2051, 2583, 2637, 2993, 4599, 6153, 8979, 12013, 18459, 20951, 21389, 26937, 36039, 62853, 64167, 84091, 108117, 149723, 188559, 192501, 252273, 449169, 756819, 876949, 1347507, 2630847, 6138643, 7892541, 18415929, 55247787]

約数ペア:

[(1, 55247787), (3, 18415929), (7, 7892541), (9, 6138643), (21, 2630847), (41, 1347507), (63, 876949), (73, 756819), (123, 449169), (219, 252273), (287, 192501), (293, 188559), (369, 149723), (511, 108117), (657, 84091), (861, 64167), (879, 62853), (1533, 36039), (2051, 26937), (2583, 21389), (2637, 20951), (2993, 18459), (4599, 12013), (6153, 8979)]