15205617

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 26357760

約数和(自身を除く): 11152143

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 1871, 2709, 5613, 8127, 13097, 16839, 39291, 50517, 80453, 117873, 241359, 353619, 563171, 724077, 1689513, 2172231, 5068539, 15205617]

約数ペア:

[(1, 15205617), (3, 5068539), (7, 2172231), (9, 1689513), (21, 724077), (27, 563171), (43, 353619), (63, 241359), (129, 117873), (189, 80453), (301, 50517), (387, 39291), (903, 16839), (1161, 13097), (1871, 8127), (2709, 5613)]