78680504

素因数分解:

$2^3\times 7^1\times {\mathrm{1405009}}^1$

素因数の和:1405022

約数の個数: 16

約数和(自身を含む): 168601200

約数和(自身を除く): 89920696

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1405009, 2810018, 5620036, 9835063, 11240072, 19670126, 39340252, 78680504]

約数ペア:

[(1, 78680504), (2, 39340252), (4, 19670126), (7, 11240072), (8, 9835063), (14, 5620036), (28, 2810018), (56, 1405009)]