291206384

素因数分解:

$2^4\times 7^1\times {\mathrm{2600057}}^1$

素因数の和:2600072

約数の個数: 20

約数和(自身を含む): 644814384

約数和(自身を除く): 353608000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2600057, 5200114, 10400228, 18200399, 20800456, 36400798, 41600912, 72801596, 145603192, 291206384]

約数ペア:

[(1, 291206384), (2, 145603192), (4, 72801596), (7, 41600912), (8, 36400798), (14, 20800456), (16, 18200399), (28, 10400228), (56, 5200114), (112, 2600057)]