1272429

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:718

約数の個数: 20

約数和(自身を含む): 1986336

約数和(自身を除く): 713907

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 683, 1863, 2049, 6147, 15709, 18441, 47127, 55323, 141381, 424143, 1272429]

約数ペア:

[(1, 1272429), (3, 424143), (9, 141381), (23, 55323), (27, 47127), (69, 18441), (81, 15709), (207, 6147), (621, 2049), (683, 1863)]