81199426

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{27751}}^1$

素因数の和:27790

約数の個数: 32

約数和(自身を含む): 159851520

約数和(自身を除く): 78652094

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 27751, 55502, 194257, 305261, 388514, 527269, 610522, 1054538, 2136827, 3690883, 4273654, 5799959, 7381766, 11599918, 40599713, 81199426]

約数ペア:

[(1, 81199426), (2, 40599713), (7, 11599918), (11, 7381766), (14, 5799959), (19, 4273654), (22, 3690883), (38, 2136827), (77, 1054538), (133, 610522), (154, 527269), (209, 388514), (266, 305261), (418, 194257), (1463, 55502), (2926, 27751)]