2888919

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 32

約数和(自身を含む): 4769280

約数和(自身を除く): 1880361

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 137, 213, 297, 411, 639, 781, 1233, 1507, 1917, 2343, 3699, 4521, 7029, 9727, 13563, 21087, 29181, 40689, 87543, 106997, 262629, 320991, 962973, 2888919]

約数ペア:

[(1, 2888919), (3, 962973), (9, 320991), (11, 262629), (27, 106997), (33, 87543), (71, 40689), (99, 29181), (137, 21087), (213, 13563), (297, 9727), (411, 7029), (639, 4521), (781, 3699), (1233, 2343), (1507, 1917)]