7478487

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{5431}}^1$

素因数の和:5460

約数の個数: 20

約数和(自身を含む): 11830896

約数和(自身を除く): 4352409

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 5431, 16293, 48879, 92327, 146637, 276981, 439911, 830943, 2492829, 7478487]

約数ペア:

[(1, 7478487), (3, 2492829), (9, 830943), (17, 439911), (27, 276981), (51, 146637), (81, 92327), (153, 48879), (459, 16293), (1377, 5431)]