27656721

素因数分解:

$3^4\times {\mathrm{557}}^1\times {\mathrm{613}}^1$

素因数の和:1182

約数の個数: 20

約数和(自身を含む): 41456052

約数和(自身を除く): 13799331

約数列:

[1, 3, 9, 27, 81, 557, 613, 1671, 1839, 5013, 5517, 15039, 16551, 45117, 49653, 341441, 1024323, 3072969, 9218907, 27656721]

約数ペア:

[(1, 27656721), (3, 9218907), (9, 3072969), (27, 1024323), (81, 341441), (557, 49653), (613, 45117), (1671, 16551), (1839, 15039), (5013, 5517)]