13837945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 18195840

約数和(自身を除く): 4357895

約数列:

[1, 5, 11, 55, 311, 809, 1555, 3421, 4045, 8899, 17105, 44495, 251599, 1257995, 2767589, 13837945]

約数ペア:

[(1, 13837945), (5, 2767589), (11, 1257995), (55, 251599), (311, 44495), (809, 17105), (1555, 8899), (3421, 4045)]