206850855

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{320699}}^1$

素因数の和:320750

約数の個数: 16

約数和(自身を含む): 338659200

約数和(自身を除く): 131808345

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 320699, 962097, 1603495, 4810485, 13790057, 41370171, 68950285, 206850855]

約数ペア:

[(1, 206850855), (3, 68950285), (5, 41370171), (15, 13790057), (43, 4810485), (129, 1603495), (215, 962097), (645, 320699)]