6855639

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 10738800

約数和(自身を除く): 3883161

約数列:

[1, 3, 7, 21, 49, 147, 149, 313, 447, 939, 1043, 2191, 3129, 6573, 7301, 15337, 21903, 46011, 46637, 139911, 326459, 979377, 2285213, 6855639]

約数ペア:

[(1, 6855639), (3, 2285213), (7, 979377), (21, 326459), (49, 139911), (147, 46637), (149, 46011), (313, 21903), (447, 15337), (939, 7301), (1043, 6573), (2191, 3129)]