209423943

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{327737}}^1$

素因数の和:327814

約数の個数: 12

約数和(自身を含む): 306762768

約数和(自身を除く): 97338825

約数列:

[1, 3, 9, 71, 213, 639, 327737, 983211, 2949633, 23269327, 69807981, 209423943]

約数ペア:

[(1, 209423943), (3, 69807981), (9, 23269327), (71, 2949633), (213, 983211), (639, 327737)]