28540083

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 45384192

約数和(自身を除く): 16844109

約数列:

[1, 3, 11, 13, 33, 39, 71, 143, 213, 429, 781, 923, 937, 2343, 2769, 2811, 10153, 10307, 12181, 30459, 30921, 36543, 66527, 133991, 199581, 401973, 731797, 864851, 2195391, 2594553, 9513361, 28540083]

約数ペア:

[(1, 28540083), (3, 9513361), (11, 2594553), (13, 2195391), (33, 864851), (39, 731797), (71, 401973), (143, 199581), (213, 133991), (429, 66527), (781, 36543), (923, 30921), (937, 30459), (2343, 12181), (2769, 10307), (2811, 10153)]