3992205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 7375104

約数和(自身を除く): 3382899

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 193, 197, 579, 591, 965, 985, 1351, 1379, 2895, 2955, 4053, 4137, 6755, 6895, 20265, 20685, 38021, 114063, 190105, 266147, 570315, 798441, 1330735, 3992205]

約数ペア:

[(1, 3992205), (3, 1330735), (5, 798441), (7, 570315), (15, 266147), (21, 190105), (35, 114063), (105, 38021), (193, 20685), (197, 20265), (579, 6895), (591, 6755), (965, 4137), (985, 4053), (1351, 2955), (1379, 2895)]