7878939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 12026880

約数和(自身を除く): 4147941

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 173, 323, 519, 799, 893, 969, 2397, 2679, 2941, 3287, 8131, 8823, 9861, 15181, 24393, 45543, 55879, 138227, 154489, 167637, 414681, 463467, 2626313, 7878939]

約数ペア:

[(1, 7878939), (3, 2626313), (17, 463467), (19, 414681), (47, 167637), (51, 154489), (57, 138227), (141, 55879), (173, 45543), (323, 24393), (519, 15181), (799, 9861), (893, 8823), (969, 8131), (2397, 3287), (2679, 2941)]