11721465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 23482368

約数和(自身を除く): 11760903

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 293, 315, 381, 635, 879, 889, 1143, 1465, 1905, 2051, 2637, 2667, 4395, 4445, 5715, 6153, 8001, 10255, 13185, 13335, 18459, 30765, 37211, 40005, 92295, 111633, 186055, 260477, 334899, 558165, 781431, 1302385, 1674495, 2344293, 3907155, 11721465]

約数ペア:

[(1, 11721465), (3, 3907155), (5, 2344293), (7, 1674495), (9, 1302385), (15, 781431), (21, 558165), (35, 334899), (45, 260477), (63, 186055), (105, 111633), (127, 92295), (293, 40005), (315, 37211), (381, 30765), (635, 18459), (879, 13335), (889, 13185), (1143, 10255), (1465, 8001), (1905, 6153), (2051, 5715), (2637, 4445), (2667, 4395)]