6638429

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 8339328

約数和(自身を除く): 1700899

約数列:

[1, 7, 19, 37, 71, 133, 259, 361, 497, 703, 1349, 2527, 2627, 4921, 9443, 13357, 18389, 25631, 49913, 93499, 179417, 349391, 948347, 6638429]

約数ペア:

[(1, 6638429), (7, 948347), (19, 349391), (37, 179417), (71, 93499), (133, 49913), (259, 25631), (361, 18389), (497, 13357), (703, 9443), (1349, 4921), (2527, 2627)]