7857135999

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{20323}}^1$

素因数の和:20418

約数の個数: 48

約数和(自身を含む): 12369348992

約数和(自身を除く): 4512212993

約数列:

[1, 3, 9, 27, 37, 43, 81, 111, 129, 243, 333, 387, 999, 1161, 1591, 2997, 3483, 4773, 8991, 10449, 14319, 20323, 42957, 60969, 128871, 182907, 386613, 548721, 751951, 873889, 1646163, 2255853, 2621667, 4938489, 6767559, 7865001, 20302677, 23595003, 32333893, 60908031, 70785009, 97001679, 182724093, 212355027, 291005037, 873015111, 2619045333, 7857135999]

約数ペア:

[(1, 7857135999), (3, 2619045333), (9, 873015111), (27, 291005037), (37, 212355027), (43, 182724093), (81, 97001679), (111, 70785009), (129, 60908031), (243, 32333893), (333, 23595003), (387, 20302677), (999, 7865001), (1161, 6767559), (1591, 4938489), (2997, 2621667), (3483, 2255853), (4773, 1646163), (8991, 873889), (10449, 751951), (14319, 548721), (20323, 386613), (42957, 182907), (60969, 128871)]