81004365

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{138469}}^1$

素因数の和:138493

約数の個数: 24

約数和(自身を含む): 151209240

約数和(自身を除く): 70204875

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 138469, 415407, 692345, 1246221, 1800097, 2077035, 5400291, 6231105, 9000485, 16200873, 27001455, 81004365]

約数ペア:

[(1, 81004365), (3, 27001455), (5, 16200873), (9, 9000485), (13, 6231105), (15, 5400291), (39, 2077035), (45, 1800097), (65, 1246221), (117, 692345), (195, 415407), (585, 138469)]