51237315

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8311}}^1$

素因数の和:8459

約数の個数: 24

約数和(自身を含む): 89470368

約数和(自身を除く): 38233053

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 8311, 24933, 41555, 74799, 124665, 373995, 1138607, 3415821, 5693035, 10247463, 17079105, 51237315]

約数ペア:

[(1, 51237315), (3, 17079105), (5, 10247463), (9, 5693035), (15, 3415821), (45, 1138607), (137, 373995), (411, 124665), (685, 74799), (1233, 41555), (2055, 24933), (6165, 8311)]