81195465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{416387}}^1$

素因数の和:416408

約数の個数: 16

約数和(自身を含む): 139906368

約数和(自身を除く): 58710903

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 416387, 1249161, 2081935, 5413031, 6245805, 16239093, 27065155, 81195465]

約数ペア:

[(1, 81195465), (3, 27065155), (5, 16239093), (13, 6245805), (15, 5413031), (39, 2081935), (65, 1249161), (195, 416387)]