15121245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3165

約数の個数: 32

約数和(自身を含む): 26974080

約数和(自身を除く): 11852835

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 3121, 4845, 9363, 15605, 46815, 53057, 59299, 159171, 177897, 265285, 296495, 795855, 889485, 1008083, 3024249, 5040415, 15121245]

約数ペア:

[(1, 15121245), (3, 5040415), (5, 3024249), (15, 1008083), (17, 889485), (19, 795855), (51, 296495), (57, 265285), (85, 177897), (95, 159171), (255, 59299), (285, 53057), (323, 46815), (969, 15605), (1615, 9363), (3121, 4845)]