81137931

素因数分解:

$3^1\times 7^1\times {\mathrm{929}}^1\times {\mathrm{4159}}^1$

素因数の和:5098

約数の個数: 16

約数和(自身を含む): 123801600

約数和(自身を除く): 42663669

約数列:

[1, 3, 7, 21, 929, 2787, 4159, 6503, 12477, 19509, 29113, 87339, 3863711, 11591133, 27045977, 81137931]

約数ペア:

[(1, 81137931), (3, 27045977), (7, 11591133), (21, 3863711), (929, 87339), (2787, 29113), (4159, 19509), (6503, 12477)]