1889649

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:622

約数の個数: 20

約数和(自身を含む): 2896740

約数和(自身を除く): 1007091

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 569, 1107, 1707, 3321, 5121, 15363, 23329, 46089, 69987, 209961, 629883, 1889649]

約数ペア:

[(1, 1889649), (3, 629883), (9, 209961), (27, 69987), (41, 46089), (81, 23329), (123, 15363), (369, 5121), (569, 3321), (1107, 1707)]