7139986

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1834

約数の個数: 24

約数和(自身を含む): 12769596

約数和(自身を除く): 5629610

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 1777, 2009, 3554, 4018, 12439, 24878, 72857, 87073, 145714, 174146, 509999, 1019998, 3569993, 7139986]

約数ペア:

[(1, 7139986), (2, 3569993), (7, 1019998), (14, 509999), (41, 174146), (49, 145714), (82, 87073), (98, 72857), (287, 24878), (574, 12439), (1777, 4018), (2009, 3554)]