221401970

素因数分解:

$2^1\times 5^1\times {\mathrm{463}}^1\times {\mathrm{47819}}^1$

素因数の和:48289

約数の個数: 16

約数和(自身を含む): 399392640

約数和(自身を除く): 177990670

約数列:

[1, 2, 5, 10, 463, 926, 2315, 4630, 47819, 95638, 239095, 478190, 22140197, 44280394, 110700985, 221401970]

約数ペア:

[(1, 221401970), (2, 110700985), (5, 44280394), (10, 22140197), (463, 478190), (926, 239095), (2315, 95638), (4630, 47819)]