27987722

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15031}}^1$

素因数の和:15066

約数の個数: 24

約数和(自身を含む): 51409440

約数和(自身を除く): 23421718

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 15031, 30062, 105217, 210434, 285589, 571178, 736519, 1473038, 1999123, 3998246, 13993861, 27987722]

約数ペア:

[(1, 27987722), (2, 13993861), (7, 3998246), (14, 1999123), (19, 1473038), (38, 736519), (49, 571178), (98, 285589), (133, 210434), (266, 105217), (931, 30062), (1862, 15031)]