4385871

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1675

約数の個数: 24

約数和(自身を含む): 7413120

約数和(自身を除く): 3027249

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1619, 2709, 4857, 11333, 14571, 33999, 69617, 101997, 208851, 487319, 626553, 1461957, 4385871]

約数ペア:

[(1, 4385871), (3, 1461957), (7, 626553), (9, 487319), (21, 208851), (43, 101997), (63, 69617), (129, 33999), (301, 14571), (387, 11333), (903, 4857), (1619, 2709)]