13664021

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 16680960

約数和(自身を除く): 3016939

約数列:

[1, 7, 19, 71, 133, 497, 1349, 1447, 9443, 10129, 27493, 102737, 192451, 719159, 1952003, 13664021]

約数ペア:

[(1, 13664021), (7, 1952003), (19, 719159), (71, 192451), (133, 102737), (497, 27493), (1349, 10129), (1447, 9443)]