78424328

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{138071}}^1$

素因数の和:138148

約数の個数: 16

約数和(自身を含む): 149117760

約数和(自身を除く): 70693432

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 138071, 276142, 552284, 1104568, 9803041, 19606082, 39212164, 78424328]

約数ペア:

[(1, 78424328), (2, 39212164), (4, 19606082), (8, 9803041), (71, 1104568), (142, 552284), (284, 276142), (568, 138071)]