211542009

素因数分解:

$3^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{16433}}^1$

素因数の和:17056

約数の個数: 16

約数和(自身を含む): 322895232

約数和(自身を除く): 111353223

約数列:

[1, 3, 7, 21, 613, 1839, 4291, 12873, 16433, 49299, 115031, 345093, 10073429, 30220287, 70514003, 211542009]

約数ペア:

[(1, 211542009), (3, 70514003), (7, 30220287), (21, 10073429), (613, 345093), (1839, 115031), (4291, 49299), (12873, 16433)]