1243156910

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{193337}}^1$

素因数の和:193987

約数の個数: 16

約数和(自身を含む): 2241174096

約数和(自身を除く): 998017186

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 193337, 386674, 966685, 1933370, 124315691, 248631382, 621578455, 1243156910]

約数ペア:

[(1, 1243156910), (2, 621578455), (5, 248631382), (10, 124315691), (643, 1933370), (1286, 966685), (3215, 386674), (6430, 193337)]