51496317

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{2903}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 78222144

約数和(自身を除く): 26725827

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 1971, 2903, 5913, 8709, 17739, 26127, 78381, 211919, 235143, 635757, 705429, 1907271, 5721813, 17165439, 51496317]

約数ペア:

[(1, 51496317), (3, 17165439), (9, 5721813), (27, 1907271), (73, 705429), (81, 635757), (219, 235143), (243, 211919), (657, 78381), (1971, 26127), (2903, 17739), (5913, 8709)]