72126992

素因数分解:

$2^4\times 7^1\times {\mathrm{643991}}^1$

素因数の和:644006

約数の個数: 20

約数和(自身を含む): 159710016

約数和(自身を除く): 87583024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 643991, 1287982, 2575964, 4507937, 5151928, 9015874, 10303856, 18031748, 36063496, 72126992]

約数ペア:

[(1, 72126992), (2, 36063496), (4, 18031748), (7, 10303856), (8, 9015874), (14, 5151928), (16, 4507937), (28, 2575964), (56, 1287982), (112, 643991)]