12806487

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 19328400

約数和(自身を除く): 6521913

約数列:

[1, 3, 9, 29, 87, 139, 261, 353, 417, 1059, 1251, 3177, 4031, 10237, 12093, 30711, 36279, 49067, 92133, 147201, 441603, 1422943, 4268829, 12806487]

約数ペア:

[(1, 12806487), (3, 4268829), (9, 1422943), (29, 441603), (87, 147201), (139, 92133), (261, 49067), (353, 36279), (417, 30711), (1059, 12093), (1251, 10237), (3177, 4031)]