208042539

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{3361}}^1$

素因数の和:3850

約数の個数: 16

約数和(自身を含む): 284021760

約数和(自身を除く): 75979221

約数列:

[1, 3, 47, 141, 439, 1317, 3361, 10083, 20633, 61899, 157967, 473901, 1475479, 4426437, 69347513, 208042539]

約数ペア:

[(1, 208042539), (3, 69347513), (47, 4426437), (141, 1475479), (439, 473901), (1317, 157967), (3361, 61899), (10083, 20633)]