12642543

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4349}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 20358000

約数和(自身を除く): 7715457

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 4349, 13047, 39141, 73933, 82631, 221799, 247893, 665397, 743679, 1404727, 4214181, 12642543]

約数ペア:

[(1, 12642543), (3, 4214181), (9, 1404727), (17, 743679), (19, 665397), (51, 247893), (57, 221799), (153, 82631), (171, 73933), (323, 39141), (969, 13047), (2907, 4349)]