42390891

素因数分解:

$3^3\times {\mathrm{463}}^1\times {\mathrm{3391}}^1$

素因数の和:3863

約数の個数: 16

約数和(自身を含む): 62955520

約数和(自身を除く): 20564629

約数列:

[1, 3, 9, 27, 463, 1389, 3391, 4167, 10173, 12501, 30519, 91557, 1570033, 4710099, 14130297, 42390891]

約数ペア:

[(1, 42390891), (3, 14130297), (9, 4710099), (27, 1570033), (463, 91557), (1389, 30519), (3391, 12501), (4167, 10173)]