66409868

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{23027}}^1$

素因数の和:23141

約数の個数: 24

約数和(自身を含む): 134115072

約数和(自身を除く): 67705204

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 23027, 46054, 92108, 161189, 322378, 644756, 2371781, 4743562, 9487124, 16602467, 33204934, 66409868]

約数ペア:

[(1, 66409868), (2, 33204934), (4, 16602467), (7, 9487124), (14, 4743562), (28, 2371781), (103, 644756), (206, 322378), (412, 161189), (721, 92108), (1442, 46054), (2884, 23027)]