1253385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 2605824

約数和(自身を除く): 1352439

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 173, 207, 315, 345, 483, 519, 805, 865, 1035, 1211, 1449, 1557, 2415, 2595, 3633, 3979, 6055, 7245, 7785, 10899, 11937, 18165, 19895, 27853, 35811, 54495, 59685, 83559, 139265, 179055, 250677, 417795, 1253385]

約数ペア:

[(1, 1253385), (3, 417795), (5, 250677), (7, 179055), (9, 139265), (15, 83559), (21, 59685), (23, 54495), (35, 35811), (45, 27853), (63, 19895), (69, 18165), (105, 11937), (115, 10899), (161, 7785), (173, 7245), (207, 6055), (315, 3979), (345, 3633), (483, 2595), (519, 2415), (805, 1557), (865, 1449), (1035, 1211)]