27840909

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 41198080

約数和(自身を除く): 13357171

約数列:

[1, 3, 19, 37, 43, 57, 111, 129, 307, 703, 817, 921, 1591, 2109, 2451, 4773, 5833, 11359, 13201, 17499, 30229, 34077, 39603, 90687, 215821, 250819, 488437, 647463, 752457, 1465311, 9280303, 27840909]

約数ペア:

[(1, 27840909), (3, 9280303), (19, 1465311), (37, 752457), (43, 647463), (57, 488437), (111, 250819), (129, 215821), (307, 90687), (703, 39603), (817, 34077), (921, 30229), (1591, 17499), (2109, 13201), (2451, 11359), (4773, 5833)]