2040690591

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{20873}}^1$

素因数の和:20973

約数の個数: 40

約数和(自身を含む): 3273377184

約数和(自身を除く): 1232686593

約数列:

[1, 3, 9, 17, 27, 51, 71, 81, 153, 213, 459, 639, 1207, 1377, 1917, 3621, 5751, 10863, 20873, 32589, 62619, 97767, 187857, 354841, 563571, 1064523, 1481983, 1690713, 3193569, 4445949, 9580707, 13337847, 25193711, 28742121, 40013541, 75581133, 120040623, 226743399, 680230197, 2040690591]

約数ペア:

[(1, 2040690591), (3, 680230197), (9, 226743399), (17, 120040623), (27, 75581133), (51, 40013541), (71, 28742121), (81, 25193711), (153, 13337847), (213, 9580707), (459, 4445949), (639, 3193569), (1207, 1690713), (1377, 1481983), (1917, 1064523), (3621, 563571), (5751, 354841), (10863, 187857), (20873, 97767), (32589, 62619)]