6998781

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1259}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 9979200

約数和(自身を除く): 2980419

約数列:

[1, 3, 17, 51, 109, 327, 1259, 1853, 3777, 5559, 21403, 64209, 137231, 411693, 2332927, 6998781]

約数ペア:

[(1, 6998781), (3, 2332927), (17, 411693), (51, 137231), (109, 64209), (327, 21403), (1259, 5559), (1853, 3777)]