12821468283

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2548493}}^1$

素因数の和:2548555

約数の個数: 24

約数和(自身を含む): 20408339952

約数和(自身を除く): 7586871669

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 2548493, 7645479, 22936437, 33130409, 99391227, 109585199, 298173681, 328755597, 986266791, 1424607587, 4273822761, 12821468283]

約数ペア:

[(1, 12821468283), (3, 4273822761), (9, 1424607587), (13, 986266791), (39, 328755597), (43, 298173681), (117, 109585199), (129, 99391227), (387, 33130409), (559, 22936437), (1677, 7645479), (5031, 2548493)]