16855563

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 23118336

約数和(自身を除く): 6262773

約数列:

[1, 3, 47, 141, 173, 519, 691, 2073, 8131, 24393, 32477, 97431, 119543, 358629, 5618521, 16855563]

約数ペア:

[(1, 16855563), (3, 5618521), (47, 358629), (141, 119543), (173, 97431), (519, 32477), (691, 24393), (2073, 8131)]