209426210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2991803}}^1$

素因数の和:2991817

約数の個数: 16

約数和(自身を含む): 430819776

約数和(自身を除く): 221393566

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2991803, 5983606, 14959015, 20942621, 29918030, 41885242, 104713105, 209426210]

約数ペア:

[(1, 209426210), (2, 104713105), (5, 41885242), (7, 29918030), (10, 20942621), (14, 14959015), (35, 5983606), (70, 2991803)]