12431331

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 19718400

約数和(自身を除く): 7287069

約数列:

[1, 3, 9, 11, 33, 99, 199, 597, 631, 1791, 1893, 2189, 5679, 6567, 6941, 19701, 20823, 62469, 125569, 376707, 1130121, 1381259, 4143777, 12431331]

約数ペア:

[(1, 12431331), (3, 4143777), (9, 1381259), (11, 1130121), (33, 376707), (99, 125569), (199, 62469), (597, 20823), (631, 19701), (1791, 6941), (1893, 6567), (2189, 5679)]