217283783

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 244057632

約数和(自身を除く): 26773849

約数列:

[1, 17, 23, 97, 289, 337, 391, 1649, 2231, 5729, 6647, 7751, 28033, 32689, 37927, 97393, 131767, 555713, 644759, 751847, 2240039, 9447121, 12781399, 217283783]

約数ペア:

[(1, 217283783), (17, 12781399), (23, 9447121), (97, 2240039), (289, 751847), (337, 644759), (391, 555713), (1649, 131767), (2231, 97393), (5729, 37927), (6647, 32689), (7751, 28033)]