56316455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{20149}}^1$

素因数の和:20210

約数の個数: 16

約数和(自身を含む): 74474400

約数和(自身を除く): 18157945

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 20149, 100745, 261937, 866407, 1309685, 4332035, 11263291, 56316455]

約数ペア:

[(1, 56316455), (5, 11263291), (13, 4332035), (43, 1309685), (65, 866407), (215, 261937), (559, 100745), (2795, 20149)]