39139639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 53084160

約数和(自身を除く): 13944521

約数列:

[1, 7, 11, 19, 31, 77, 133, 209, 217, 341, 589, 863, 1463, 2387, 4123, 6041, 6479, 9493, 16397, 26753, 45353, 66451, 114779, 180367, 187271, 294283, 508307, 1262569, 2059981, 3558149, 5591377, 39139639]

約数ペア:

[(1, 39139639), (7, 5591377), (11, 3558149), (19, 2059981), (31, 1262569), (77, 508307), (133, 294283), (209, 187271), (217, 180367), (341, 114779), (589, 66451), (863, 45353), (1463, 26753), (2387, 16397), (4123, 9493), (6041, 6479)]