128570946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71191}}^1$

素因数の和:71246

約数の個数: 32

約数和(自身を含む): 300715008

約数和(自身を除く): 172144062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 71191, 142382, 213573, 427146, 498337, 996674, 1495011, 2990022, 3061213, 6122426, 9183639, 18367278, 21428491, 42856982, 64285473, 128570946]

約数ペア:

[(1, 128570946), (2, 64285473), (3, 42856982), (6, 21428491), (7, 18367278), (14, 9183639), (21, 6122426), (42, 3061213), (43, 2990022), (86, 1495011), (129, 996674), (258, 498337), (301, 427146), (602, 213573), (903, 142382), (1806, 71191)]