13240563

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4813}}^1$

素因数の和:4954

約数の個数: 16

約数和(自身を含む): 20334336

約数和(自身を除く): 7093773

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 4813, 14439, 33691, 101073, 630503, 1891509, 4413521, 13240563]

約数ペア:

[(1, 13240563), (3, 4413521), (7, 1891509), (21, 630503), (131, 101073), (393, 33691), (917, 14439), (2751, 4813)]