13115415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2751

約数の個数: 32

約数和(自身を含む): 23397120

約数和(自身を除く): 10281705

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 2707, 4845, 8121, 13535, 40605, 46019, 51433, 138057, 154299, 230095, 257165, 690285, 771495, 874361, 2623083, 4371805, 13115415]

約数ペア:

[(1, 13115415), (3, 4371805), (5, 2623083), (15, 874361), (17, 771495), (19, 690285), (51, 257165), (57, 230095), (85, 154299), (95, 138057), (255, 51433), (285, 46019), (323, 40605), (969, 13535), (1615, 8121), (2707, 4845)]