49186521

素因数分解:

$3^4\times {\mathrm{281}}^1\times {\mathrm{2161}}^1$

素因数の和:2454

約数の個数: 20

約数和(自身を含む): 73771764

約数和(自身を除く): 24585243

約数列:

[1, 3, 9, 27, 81, 281, 843, 2161, 2529, 6483, 7587, 19449, 22761, 58347, 175041, 607241, 1821723, 5465169, 16395507, 49186521]

約数ペア:

[(1, 49186521), (3, 16395507), (9, 5465169), (27, 1821723), (81, 607241), (281, 175041), (843, 58347), (2161, 22761), (2529, 19449), (6483, 7587)]