208065261

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{5581}}^1$

素因数の和:5661

約数の個数: 24

約数和(自身を含む): 301606624

約数和(自身を除く): 93541363

約数列:

[1, 3, 17, 43, 51, 129, 289, 731, 867, 2193, 5581, 12427, 16743, 37281, 94877, 239983, 284631, 719949, 1612909, 4079711, 4838727, 12239133, 69355087, 208065261]

約数ペア:

[(1, 208065261), (3, 69355087), (17, 12239133), (43, 4838727), (51, 4079711), (129, 1612909), (289, 719949), (731, 284631), (867, 239983), (2193, 94877), (5581, 37281), (12427, 16743)]