208033109

素因数分解:

${\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 228124512

約数和(自身を除く): 20091403

約数列:

[1, 19, 53, 83, 131, 361, 1007, 1577, 2489, 4399, 6943, 10873, 19133, 29963, 47291, 83581, 131917, 206587, 576269, 1588039, 2506423, 3925153, 10949111, 208033109]

約数ペア:

[(1, 208033109), (19, 10949111), (53, 3925153), (83, 2506423), (131, 1588039), (361, 576269), (1007, 206587), (1577, 131917), (2489, 83581), (4399, 47291), (6943, 29963), (10873, 19133)]