289182439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 366879744

約数和(自身を除く): 77697305

約数列:

[1, 7, 13, 43, 91, 263, 281, 301, 559, 1841, 1967, 3419, 3653, 3913, 11309, 12083, 23933, 25571, 73903, 79163, 84581, 147017, 157079, 517321, 960739, 1029119, 1099553, 3177829, 6725173, 22244803, 41311777, 289182439]

約数ペア:

[(1, 289182439), (7, 41311777), (13, 22244803), (43, 6725173), (91, 3177829), (263, 1099553), (281, 1029119), (301, 960739), (559, 517321), (1841, 157079), (1967, 147017), (3419, 84581), (3653, 79163), (3913, 73903), (11309, 25571), (12083, 23933)]