55540863

素因数分解:

$3^3\times 7^2\times {\mathrm{41981}}^1$

素因数の和:42004

約数の個数: 24

約数和(自身を含む): 95718960

約数和(自身を除く): 40178097

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 41981, 125943, 293867, 377829, 881601, 1133487, 2057069, 2644803, 6171207, 7934409, 18513621, 55540863]

約数ペア:

[(1, 55540863), (3, 18513621), (7, 7934409), (9, 6171207), (21, 2644803), (27, 2057069), (49, 1133487), (63, 881601), (147, 377829), (189, 293867), (441, 125943), (1323, 41981)]