207540289

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 236608064

約数和(自身を除く): 29067775

約数列:

[1, 11, 37, 121, 151, 307, 407, 1661, 3377, 4477, 5587, 11359, 18271, 37147, 46357, 61457, 124949, 509927, 676027, 1374439, 1715209, 5609197, 18867299, 207540289]

約数ペア:

[(1, 207540289), (11, 18867299), (37, 5609197), (121, 1715209), (151, 1374439), (307, 676027), (407, 509927), (1661, 124949), (3377, 61457), (4477, 46357), (5587, 37147), (11359, 18271)]