7900347

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 13285888

約数和(自身を除く): 5385541

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 673, 903, 1677, 2019, 3913, 4711, 8749, 11739, 14133, 26247, 28939, 61243, 86817, 183729, 202573, 376207, 607719, 1128621, 2633449, 7900347]

約数ペア:

[(1, 7900347), (3, 2633449), (7, 1128621), (13, 607719), (21, 376207), (39, 202573), (43, 183729), (91, 86817), (129, 61243), (273, 28939), (301, 26247), (559, 14133), (673, 11739), (903, 8749), (1677, 4711), (2019, 3913)]