11787885

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 22800960

約数和(自身を除く): 11013075

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 811, 855, 969, 1615, 2433, 2907, 4055, 4845, 7299, 12165, 13787, 14535, 15409, 36495, 41361, 46227, 68935, 77045, 124083, 138681, 206805, 231135, 261953, 620415, 693405, 785859, 1309765, 2357577, 3929295, 11787885]

約数ペア:

[(1, 11787885), (3, 3929295), (5, 2357577), (9, 1309765), (15, 785859), (17, 693405), (19, 620415), (45, 261953), (51, 231135), (57, 206805), (85, 138681), (95, 124083), (153, 77045), (171, 68935), (255, 46227), (285, 41361), (323, 36495), (765, 15409), (811, 14535), (855, 13787), (969, 12165), (1615, 7299), (2433, 4845), (2907, 4055)]