16812147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3889}}^1$

素因数の和:4034

約数の個数: 16

約数和(自身を含む): 24647040

約数和(自身を除く): 7834893

約数列:

[1, 3, 11, 33, 131, 393, 1441, 3889, 4323, 11667, 42779, 128337, 509459, 1528377, 5604049, 16812147]

約数ペア:

[(1, 16812147), (3, 5604049), (11, 1528377), (33, 509459), (131, 128337), (393, 42779), (1441, 11667), (3889, 4323)]