51431721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{6689}}^1$

素因数の和:6936

約数の個数: 16

約数和(自身を含む): 75142080

約数和(自身を除く): 23710359

約数列:

[1, 3, 11, 33, 233, 699, 2563, 6689, 7689, 20067, 73579, 220737, 1558537, 4675611, 17143907, 51431721]

約数ペア:

[(1, 51431721), (3, 17143907), (11, 4675611), (33, 1558537), (233, 220737), (699, 73579), (2563, 20067), (6689, 7689)]