51947649

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{49333}}^1$

素因数の和:49358

約数の個数: 20

約数和(自身を含む): 83571796

約数和(自身を除く): 31624147

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 49333, 147999, 443997, 641329, 1331991, 1923987, 3995973, 5771961, 17315883, 51947649]

約数ペア:

[(1, 51947649), (3, 17315883), (9, 5771961), (13, 3995973), (27, 1923987), (39, 1331991), (81, 641329), (117, 443997), (351, 147999), (1053, 49333)]