2080291227

素因数分解:

$3^1\times 7^4\times {\mathrm{337}}^1\times {\mathrm{857}}^1$

素因数の和:1225

約数の個数: 40

約数和(自身を含む): 3249204816

約数和(自身を除く): 1168913589

約数列:

[1, 3, 7, 21, 49, 147, 337, 343, 857, 1011, 1029, 2359, 2401, 2571, 5999, 7077, 7203, 16513, 17997, 41993, 49539, 115591, 125979, 288809, 293951, 346773, 809137, 866427, 881853, 2021663, 2057657, 2427411, 6064989, 6172971, 14151641, 42454923, 99061487, 297184461, 693430409, 2080291227]

約数ペア:

[(1, 2080291227), (3, 693430409), (7, 297184461), (21, 99061487), (49, 42454923), (147, 14151641), (337, 6172971), (343, 6064989), (857, 2427411), (1011, 2057657), (1029, 2021663), (2359, 881853), (2401, 866427), (2571, 809137), (5999, 346773), (7077, 293951), (7203, 288809), (16513, 125979), (17997, 115591), (41993, 49539)]