217097.0000000

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 16

約数和(自身を含む): 1562880

約数和(自身を除く): 322975

約数列:

[1, 5, 43, 73, 79, 215, 365, 395, 3139, 3397, 5767, 15695, 16985, 28835, 247981, 1239905]

約数ペア:

[(1, 1239905), (5, 247981), (43, 28835), (73, 16985), (79, 15695), (215, 5767), (365, 3397), (395, 3139)]