203426721

素因数分解:

$3^6\times {\mathrm{173}}^1\times {\mathrm{1613}}^1$

素因数の和:1804

約数の個数: 28

約数和(自身を含む): 306953748

約数和(自身を除く): 103527027

約数列:

[1, 3, 9, 27, 81, 173, 243, 519, 729, 1557, 1613, 4671, 4839, 14013, 14517, 42039, 43551, 126117, 130653, 279049, 391959, 837147, 1175877, 2511441, 7534323, 22602969, 67808907, 203426721]

約数ペア:

[(1, 203426721), (3, 67808907), (9, 22602969), (27, 7534323), (81, 2511441), (173, 1175877), (243, 837147), (519, 391959), (729, 279049), (1557, 130653), (1613, 126117), (4671, 43551), (4839, 42039), (14013, 14517)]