1285757787

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{231293}}^1$

素因数の和:231422

約数の個数: 16

約数和(自身を含む): 1831848480

約数和(自身を除く): 546090693

約数列:

[1, 3, 17, 51, 109, 327, 1853, 5559, 231293, 693879, 3931981, 11795943, 25210937, 75632811, 428585929, 1285757787]

約数ペア:

[(1, 1285757787), (3, 428585929), (17, 75632811), (51, 25210937), (109, 11795943), (327, 3931981), (1853, 693879), (5559, 231293)]