201005721

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{16033}}^1$

素因数の和:16245

約数の個数: 24

約数和(自身を含む): 333507200

約数和(自身を除く): 132501479

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 12537, 16033, 48099, 112231, 144297, 336693, 1010079, 3190567, 9571701, 22333969, 28715103, 67001907, 201005721]

約数ペア:

[(1, 201005721), (3, 67001907), (7, 28715103), (9, 22333969), (21, 9571701), (63, 3190567), (199, 1010079), (597, 336693), (1393, 144297), (1791, 112231), (4179, 48099), (12537, 16033)]