78816941

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{3767}}^1$

素因数の和:3849

約数の個数: 16

約数和(自身を含む): 93446400

約数和(自身を除く): 14629459

約数列:

[1, 7, 49, 61, 343, 427, 2989, 3767, 20923, 26369, 184583, 229787, 1292081, 1608509, 11259563, 78816941]

約数ペア:

[(1, 78816941), (7, 11259563), (49, 1608509), (61, 1292081), (343, 229787), (427, 184583), (2989, 26369), (3767, 20923)]