56661315

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{821}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 93747456

約数和(自身を除く): 37086141

約数列:

[1, 3, 5, 15, 43, 107, 129, 215, 321, 535, 645, 821, 1605, 2463, 4105, 4601, 12315, 13803, 23005, 35303, 69015, 87847, 105909, 176515, 263541, 439235, 529545, 1317705, 3777421, 11332263, 18887105, 56661315]

約数ペア:

[(1, 56661315), (3, 18887105), (5, 11332263), (15, 3777421), (43, 1317705), (107, 529545), (129, 439235), (215, 263541), (321, 176515), (535, 105909), (645, 87847), (821, 69015), (1605, 35303), (2463, 23005), (4105, 13803), (4601, 12315)]