1293060753

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{218681}}^1$

素因数の和:218766

約数の個数: 20

約数和(自身を含む): 1958078628

約数和(自身を除く): 665017875

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 218681, 656043, 1968129, 5904387, 15963713, 17713161, 47891139, 143673417, 431020251, 1293060753]

約数ペア:

[(1, 1293060753), (3, 431020251), (9, 143673417), (27, 47891139), (73, 17713161), (81, 15963713), (219, 5904387), (657, 1968129), (1971, 656043), (5913, 218681)]