349391

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 16

約数和(自身を含む): 437760

約数和(自身を除く): 88369

約数列:

[1, 7, 19, 37, 71, 133, 259, 497, 703, 1349, 2627, 4921, 9443, 18389, 49913, 349391]

約数ペア:

[(1, 349391), (7, 49913), (19, 18389), (37, 9443), (71, 4921), (133, 2627), (259, 1349), (497, 703)]