1858239

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 2875392

約数和(自身を除く): 1017153

約数列:

[1, 3, 9, 23, 47, 69, 141, 191, 207, 423, 573, 1081, 1719, 3243, 4393, 8977, 9729, 13179, 26931, 39537, 80793, 206471, 619413, 1858239]

約数ペア:

[(1, 1858239), (3, 619413), (9, 206471), (23, 80793), (47, 39537), (69, 26931), (141, 13179), (191, 9729), (207, 8977), (423, 4393), (573, 3243), (1081, 1719)]