64098945

素因数分解:

$3^4\times 5^1\times {\mathrm{158269}}^1$

素因数の和:158286

約数の個数: 20

約数和(自身を含む): 114904020

約数和(自身を除く): 50805075

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 158269, 474807, 791345, 1424421, 2374035, 4273263, 7122105, 12819789, 21366315, 64098945]

約数ペア:

[(1, 64098945), (3, 21366315), (5, 12819789), (9, 7122105), (15, 4273263), (27, 2374035), (45, 1424421), (81, 791345), (135, 474807), (405, 158269)]