15665086287

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{617879}}^1$

素因数の和:618204

約数の個数: 20

約数和(自身を含む): 23475732720

約数和(自身を除く): 7810646433

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 8451, 25353, 617879, 1853637, 5560911, 16682733, 50048199, 193396127, 580188381, 1740565143, 5221695429, 15665086287]

約数ペア:

[(1, 15665086287), (3, 5221695429), (9, 1740565143), (27, 580188381), (81, 193396127), (313, 50048199), (939, 16682733), (2817, 5560911), (8451, 1853637), (25353, 617879)]