210548241

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 325759104

約数和(自身を除く): 115210863

約数列:

[1, 3, 9, 27, 37, 81, 111, 163, 333, 431, 489, 999, 1293, 1467, 2997, 3879, 4401, 6031, 11637, 13203, 15947, 18093, 34911, 47841, 54279, 70253, 143523, 162837, 210759, 430569, 488511, 632277, 1291707, 1896831, 2599361, 5690493, 7798083, 23394249, 70182747, 210548241]

約数ペア:

[(1, 210548241), (3, 70182747), (9, 23394249), (27, 7798083), (37, 5690493), (81, 2599361), (111, 1896831), (163, 1291707), (333, 632277), (431, 488511), (489, 430569), (999, 210759), (1293, 162837), (1467, 143523), (2997, 70253), (3879, 54279), (4401, 47841), (6031, 34911), (11637, 18093), (13203, 15947)]