291561479

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4163

約数の個数: 24

約数和(自身を含む): 348311040

約数和(自身を除く): 56749561

約数列:

[1, 11, 19, 31, 121, 209, 341, 589, 2299, 3751, 4091, 6479, 45001, 71269, 77729, 126821, 495011, 855019, 1395031, 2409599, 9405209, 15345341, 26505589, 291561479]

約数ペア:

[(1, 291561479), (11, 26505589), (19, 15345341), (31, 9405209), (121, 2409599), (209, 1395031), (341, 855019), (589, 495011), (2299, 126821), (3751, 77729), (4091, 71269), (6479, 45001)]