8981569317

素因数分解:

$3^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{181303}}^1$

素因数の和:181657

約数の個数: 24

約数和(自身を含む): 13972011456

約数和(自身を除く): 4990442139

約数列:

[1, 3, 7, 21, 49, 147, 337, 1011, 2359, 7077, 16513, 49539, 181303, 543909, 1269121, 3807363, 8883847, 26651541, 61099111, 183297333, 427693777, 1283081331, 2993856439, 8981569317]

約数ペア:

[(1, 8981569317), (3, 2993856439), (7, 1283081331), (21, 427693777), (49, 183297333), (147, 61099111), (337, 26651541), (1011, 8883847), (2359, 3807363), (7077, 1269121), (16513, 543909), (49539, 181303)]