256989502

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{3203}}^1$

素因数の和:3744

約数の個数: 32

約数和(自身を含む): 481676544

約数和(自身を除く): 224687042

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 521, 1042, 3203, 3647, 5731, 6406, 7294, 11462, 22421, 35233, 40117, 44842, 70466, 80234, 246631, 493262, 1668763, 3337526, 11681341, 18356393, 23362682, 36712786, 128494751, 256989502]

約数ペア:

[(1, 256989502), (2, 128494751), (7, 36712786), (11, 23362682), (14, 18356393), (22, 11681341), (77, 3337526), (154, 1668763), (521, 493262), (1042, 246631), (3203, 80234), (3647, 70466), (5731, 44842), (6406, 40117), (7294, 35233), (11462, 22421)]