85251271

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 114393600

約数和(自身を除く): 29142329

約数列:

[1, 7, 19, 23, 29, 31, 133, 161, 203, 217, 437, 551, 589, 667, 713, 899, 961, 3059, 3857, 4123, 4669, 4991, 6293, 6727, 12673, 13547, 17081, 18259, 20677, 22103, 27869, 88711, 94829, 119567, 127813, 144739, 154721, 195083, 392863, 419957, 529511, 640987, 2750041, 2939699, 3706577, 4486909, 12178753, 85251271]

約数ペア:

[(1, 85251271), (7, 12178753), (19, 4486909), (23, 3706577), (29, 2939699), (31, 2750041), (133, 640987), (161, 529511), (203, 419957), (217, 392863), (437, 195083), (551, 154721), (589, 144739), (667, 127813), (713, 119567), (899, 94829), (961, 88711), (3059, 27869), (3857, 22103), (4123, 20677), (4669, 18259), (4991, 17081), (6293, 13547), (6727, 12673)]