243394711

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 288420000

約数和(自身を除く): 45025289

約数列:

[1, 7, 49, 109, 199, 229, 763, 1393, 1603, 5341, 9751, 11221, 21691, 24961, 45571, 151837, 174727, 318997, 1062859, 1223089, 2232979, 4967239, 34770673, 243394711]

約数ペア:

[(1, 243394711), (7, 34770673), (49, 4967239), (109, 2232979), (199, 1223089), (229, 1062859), (763, 318997), (1393, 174727), (1603, 151837), (5341, 45571), (9751, 24961), (11221, 21691)]