4278663

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:636

約数の個数: 20

約数和(自身を含む): 6467208

約数和(自身を除く): 2188545

約数列:

[1, 3, 9, 27, 81, 101, 303, 523, 909, 1569, 2727, 4707, 8181, 14121, 42363, 52823, 158469, 475407, 1426221, 4278663]

約数ペア:

[(1, 4278663), (3, 1426221), (9, 475407), (27, 158469), (81, 52823), (101, 42363), (303, 14121), (523, 8181), (909, 4707), (1569, 2727)]