147978593

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1965

約数の個数: 24

約数和(自身を含む): 184343040

約数和(自身を除く): 36364447

約数列:

[1, 7, 19, 31, 133, 217, 361, 589, 1889, 2527, 4123, 11191, 13223, 35891, 58559, 78337, 251237, 409913, 681929, 1112621, 4773503, 7788347, 21139799, 147978593]

約数ペア:

[(1, 147978593), (7, 21139799), (19, 7788347), (31, 4773503), (133, 1112621), (217, 681929), (361, 409913), (589, 251237), (1889, 78337), (2527, 58559), (4123, 35891), (11191, 13223)]