51516945

素因数分解:

$3^3\times 5^1\times {\mathrm{381607}}^1$

素因数の和:381621

約数の個数: 16

約数和(自身を含む): 91585920

約数和(自身を除く): 40068975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 381607, 1144821, 1908035, 3434463, 5724105, 10303389, 17172315, 51516945]

約数ペア:

[(1, 51516945), (3, 17172315), (5, 10303389), (9, 5724105), (15, 3434463), (27, 1908035), (45, 1144821), (135, 381607)]