2942649

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2166

約数の個数: 20

約数和(自身を含む): 4656564

約数和(自身を除く): 1713915

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 2137, 6411, 19233, 36329, 57699, 108987, 173097, 326961, 980883, 2942649]

約数ペア:

[(1, 2942649), (3, 980883), (9, 326961), (17, 173097), (27, 108987), (51, 57699), (81, 36329), (153, 19233), (459, 6411), (1377, 2137)]