28317177

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10453}}^1$

素因数の和:10509

約数の個数: 24

約数和(自身を含む): 47837504

約数和(自身を除く): 19520327

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 10453, 31359, 73171, 94077, 219513, 449479, 658539, 1348437, 3146353, 4045311, 9439059, 28317177]

約数ペア:

[(1, 28317177), (3, 9439059), (7, 4045311), (9, 3146353), (21, 1348437), (43, 658539), (63, 449479), (129, 219513), (301, 94077), (387, 73171), (903, 31359), (2709, 10453)]