487702905

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{4721}}^1$

素因数の和:4897

約数の個数: 32

約数和(自身を含む): 799642368

約数和(自身を除く): 311939463

約数列:

[1, 3, 5, 15, 71, 97, 213, 291, 355, 485, 1065, 1455, 4721, 6887, 14163, 20661, 23605, 34435, 70815, 103305, 335191, 457937, 1005573, 1373811, 1675955, 2289685, 5027865, 6869055, 32513527, 97540581, 162567635, 487702905]

約数ペア:

[(1, 487702905), (3, 162567635), (5, 97540581), (15, 32513527), (71, 6869055), (97, 5027865), (213, 2289685), (291, 1675955), (355, 1373811), (485, 1005573), (1065, 457937), (1455, 335191), (4721, 103305), (6887, 70815), (14163, 34435), (20661, 23605)]