289793896

素因数分解:

$2^3\times 7^1\times {\mathrm{5174891}}^1$

素因数の和:5174904

約数の個数: 16

約数和(自身を含む): 620987040

約数和(自身を除く): 331193144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5174891, 10349782, 20699564, 36224237, 41399128, 72448474, 144896948, 289793896]

約数ペア:

[(1, 289793896), (2, 144896948), (4, 72448474), (7, 41399128), (8, 36224237), (14, 20699564), (28, 10349782), (56, 5174891)]