219973341

素因数分解:

$3^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{6719}}^1$

素因数の和:8288

約数の個数: 16

約数和(自身を含む): 335462400

約数和(自身を除く): 115489059

約数列:

[1, 3, 7, 21, 1559, 4677, 6719, 10913, 20157, 32739, 47033, 141099, 10474921, 31424763, 73324447, 219973341]

約数ペア:

[(1, 219973341), (3, 73324447), (7, 31424763), (21, 10474921), (1559, 141099), (4677, 47033), (6719, 32739), (10913, 20157)]