15777423

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{1787}}^1$

素因数の和:1908

約数の個数: 20

約数和(自身を含む): 23798280

約数和(自身を除く): 8020857

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 1787, 2943, 5361, 8829, 16083, 48249, 144747, 194783, 584349, 1753047, 5259141, 15777423]

約数ペア:

[(1, 15777423), (3, 5259141), (9, 1753047), (27, 584349), (81, 194783), (109, 144747), (327, 48249), (981, 16083), (1787, 8829), (2943, 5361)]