211808372281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1979573}}^1$

素因数の和:1979792

約数の個数: 16

約数和(自身を含む): 236028567168

約数和(自身を除く): 24220194887

約数列:

[1, 11, 71, 137, 781, 1507, 9727, 106997, 1979573, 21775303, 140549683, 271201501, 1546046513, 2983216511, 19255306571, 211808372281]

約数ペア:

[(1, 211808372281), (11, 19255306571), (71, 2983216511), (137, 1546046513), (781, 271201501), (1507, 140549683), (9727, 21775303), (106997, 1979573)]