27760005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6779}}^1$

素因数の和:6810

約数の個数: 48

約数和(自身を含む): 59230080

約数和(自身を除く): 31470075

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 6779, 20337, 33895, 47453, 61011, 88127, 101685, 142359, 237265, 264381, 305055, 427077, 440635, 616889, 711795, 793143, 1321905, 1850667, 2135385, 3084445, 3965715, 5552001, 9253335, 27760005]

約数ペア:

[(1, 27760005), (3, 9253335), (5, 5552001), (7, 3965715), (9, 3084445), (13, 2135385), (15, 1850667), (21, 1321905), (35, 793143), (39, 711795), (45, 616889), (63, 440635), (65, 427077), (91, 305055), (105, 264381), (117, 237265), (195, 142359), (273, 101685), (315, 88127), (455, 61011), (585, 47453), (819, 33895), (1365, 20337), (4095, 6779)]