386169

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 623808

約数和(自身を除く): 237639

約数列:

[1, 3, 7, 21, 37, 49, 71, 111, 147, 213, 259, 497, 777, 1491, 1813, 2627, 3479, 5439, 7881, 10437, 18389, 55167, 128723, 386169]

約数ペア:

[(1, 386169), (3, 128723), (7, 55167), (21, 18389), (37, 10437), (49, 7881), (71, 5439), (111, 3479), (147, 2627), (213, 1813), (259, 1491), (497, 777)]