51501987

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{2801}}^1$

素因数の和:3040

約数の個数: 20

約数和(自身を含む): 77301576

約数和(自身を除く): 25799589

約数列:

[1, 3, 9, 27, 81, 227, 681, 2043, 2801, 6129, 8403, 18387, 25209, 75627, 226881, 635827, 1907481, 5722443, 17167329, 51501987]

約数ペア:

[(1, 51501987), (3, 17167329), (9, 5722443), (27, 1907481), (81, 635827), (227, 226881), (681, 75627), (2043, 25209), (2801, 18387), (6129, 8403)]