27720663047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3319}}^1\times {\mathrm{3499}}^1$

素因数の和:6867

約数の個数: 32

約数和(自身を含む): 35696640000

約数和(自身を除く): 7975976953

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 3319, 3499, 23233, 24493, 36509, 38489, 102889, 108469, 255563, 269423, 720223, 759283, 1131779, 1193159, 7922453, 8352113, 11613181, 81292267, 127744991, 360008611, 894214937, 2520060277, 3960094721, 27720663047]

約数ペア:

[(1, 27720663047), (7, 3960094721), (11, 2520060277), (31, 894214937), (77, 360008611), (217, 127744991), (341, 81292267), (2387, 11613181), (3319, 8352113), (3499, 7922453), (23233, 1193159), (24493, 1131779), (36509, 759283), (38489, 720223), (102889, 269423), (108469, 255563)]