8455839

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 13345920

約数和(自身を除く): 4890081

約数列:

[1, 3, 7, 21, 31, 93, 217, 419, 651, 961, 1257, 2883, 2933, 6727, 8799, 12989, 20181, 38967, 90923, 272769, 402659, 1207977, 2818613, 8455839]

約数ペア:

[(1, 8455839), (3, 2818613), (7, 1207977), (21, 402659), (31, 272769), (93, 90923), (217, 38967), (419, 20181), (651, 12989), (961, 8799), (1257, 6727), (2883, 2933)]