287971768

素因数分解:

$2^3\times 7^1\times {\mathrm{5142353}}^1$

素因数の和:5142366

約数の個数: 16

約数和(自身を含む): 617082480

約数和(自身を除く): 329110712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5142353, 10284706, 20569412, 35996471, 41138824, 71992942, 143985884, 287971768]

約数ペア:

[(1, 287971768), (2, 143985884), (4, 71992942), (7, 41138824), (8, 35996471), (14, 20569412), (28, 10284706), (56, 5142353)]