15828993

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 24460800

約数和(自身を除く): 8631807

約数列:

[1, 3, 9, 27, 41, 79, 123, 181, 237, 369, 543, 711, 1107, 1629, 2133, 3239, 4887, 7421, 9717, 14299, 22263, 29151, 42897, 66789, 87453, 128691, 200367, 386073, 586259, 1758777, 5276331, 15828993]

約数ペア:

[(1, 15828993), (3, 5276331), (9, 1758777), (27, 586259), (41, 386073), (79, 200367), (123, 128691), (181, 87453), (237, 66789), (369, 42897), (543, 29151), (711, 22263), (1107, 14299), (1629, 9717), (2133, 7421), (3239, 4887)]