81423666

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{7057}}^1$

素因数の和:7706

約数の個数: 24

約数和(自身を含む): 176718204

約数和(自身を除く): 95294538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1923, 3846, 5769, 7057, 11538, 14114, 21171, 42342, 63513, 127026, 4523537, 9047074, 13570611, 27141222, 40711833, 81423666]

約数ペア:

[(1, 81423666), (2, 40711833), (3, 27141222), (6, 13570611), (9, 9047074), (18, 4523537), (641, 127026), (1282, 63513), (1923, 42342), (3846, 21171), (5769, 14114), (7057, 11538)]