1220889

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 1772928

約数和(自身を除く): 552039

約数列:

[1, 3, 17, 37, 51, 111, 629, 647, 1887, 1941, 10999, 23939, 32997, 71817, 406963, 1220889]

約数ペア:

[(1, 1220889), (3, 406963), (17, 71817), (37, 32997), (51, 23939), (111, 10999), (629, 1941), (647, 1887)]