56344815

素因数分解:

$3^4\times 5^1\times {\mathrm{139123}}^1$

素因数の和:139140

約数の個数: 20

約数和(自身を含む): 101004024

約数和(自身を除く): 44659209

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 139123, 417369, 695615, 1252107, 2086845, 3756321, 6260535, 11268963, 18781605, 56344815]

約数ペア:

[(1, 56344815), (3, 18781605), (5, 11268963), (9, 6260535), (15, 3756321), (27, 2086845), (45, 1252107), (81, 695615), (135, 417369), (405, 139123)]