78137864

素因数分解:

$2^3\times 7^1\times {\mathrm{1395319}}^1$

素因数の和:1395332

約数の個数: 16

約数和(自身を含む): 167438400

約数和(自身を除く): 89300536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1395319, 2790638, 5581276, 9767233, 11162552, 19534466, 39068932, 78137864]

約数ペア:

[(1, 78137864), (2, 39068932), (4, 19534466), (7, 11162552), (8, 9767233), (14, 5581276), (28, 2790638), (56, 1395319)]