142458628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{19997}}^1$

素因数の和:20151

約数の個数: 24

約数和(自身を含む): 270452952

約数和(自身を除く): 127994324

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 19997, 39994, 79988, 259961, 519922, 1039844, 2739589, 5479178, 10958356, 35614657, 71229314, 142458628]

約数ペア:

[(1, 142458628), (2, 71229314), (4, 35614657), (13, 10958356), (26, 5479178), (52, 2739589), (137, 1039844), (274, 519922), (548, 259961), (1781, 79988), (3562, 39994), (7124, 19997)]