28327185

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12343}}^1$

素因数の和:12374

約数の個数: 32

約数和(自身を含む): 53326080

約数和(自身を除く): 24998895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 12343, 37029, 61715, 111087, 185145, 209831, 333261, 555435, 629493, 1049155, 1666305, 1888479, 3147465, 5665437, 9442395, 28327185]

約数ペア:

[(1, 28327185), (3, 9442395), (5, 5665437), (9, 3147465), (15, 1888479), (17, 1666305), (27, 1049155), (45, 629493), (51, 555435), (85, 333261), (135, 209831), (153, 185145), (255, 111087), (459, 61715), (765, 37029), (2295, 12343)]