2789181

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{5437}}^1$

素因数の和:5465

約数の個数: 16

約数和(自身を含む): 4350400

約数和(自身を除く): 1561219

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 5437, 16311, 48933, 103303, 146799, 309909, 929727, 2789181]

約数ペア:

[(1, 2789181), (3, 929727), (9, 309909), (19, 146799), (27, 103303), (57, 48933), (171, 16311), (513, 5437)]