80282391

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{201209}}^1$

素因数の和:201238

約数の個数: 16

約数和(自身を含む): 128774400

約数和(自身を除く): 48492009

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 201209, 603627, 1408463, 3822971, 4225389, 11468913, 26760797, 80282391]

約数ペア:

[(1, 80282391), (3, 26760797), (7, 11468913), (19, 4225389), (21, 3822971), (57, 1408463), (133, 603627), (399, 201209)]