204967521

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{121787}}^1$

素因数の和:121821

約数の個数: 24

約数和(自身を含む): 341980704

約数和(自身を除く): 137013183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 121787, 365361, 1096083, 1339657, 2070379, 4018971, 6211137, 12056913, 18633411, 22774169, 68322507, 204967521]

約数ペア:

[(1, 204967521), (3, 68322507), (9, 22774169), (11, 18633411), (17, 12056913), (33, 6211137), (51, 4018971), (99, 2070379), (153, 1339657), (187, 1096083), (561, 365361), (1683, 121787)]