40767139

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 52310016

約数和(自身を除く): 11542877

約数列:

[1, 7, 17, 31, 43, 119, 217, 257, 301, 527, 731, 1333, 1799, 3689, 4369, 5117, 7967, 9331, 11051, 22661, 30583, 55769, 77357, 135439, 158627, 187867, 342581, 948073, 1315069, 2398067, 5823877, 40767139]

約数ペア:

[(1, 40767139), (7, 5823877), (17, 2398067), (31, 1315069), (43, 948073), (119, 342581), (217, 187867), (257, 158627), (301, 135439), (527, 77357), (731, 55769), (1333, 30583), (1799, 22661), (3689, 11051), (4369, 9331), (5117, 7967)]