206509893

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 294368256

約数和(自身を除く): 87858363

約数列:

[1, 3, 23, 69, 83, 107, 249, 321, 337, 1011, 1909, 2461, 5727, 7383, 7751, 8881, 23253, 26643, 27971, 36059, 83913, 108177, 204263, 612789, 643333, 829357, 1929999, 2488071, 2992897, 8978691, 68836631, 206509893]

約数ペア:

[(1, 206509893), (3, 68836631), (23, 8978691), (69, 2992897), (83, 2488071), (107, 1929999), (249, 829357), (321, 643333), (337, 612789), (1011, 204263), (1909, 108177), (2461, 83913), (5727, 36059), (7383, 27971), (7751, 26643), (8881, 23253)]