399156772

素因数分解:

$2^2\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{7499}}^1$

素因数の和:9411

約数の個数: 24

約数和(自身を含む): 798840000

約数和(自身を除く): 399683228

約数列:

[1, 2, 4, 7, 14, 28, 1901, 3802, 7499, 7604, 13307, 14998, 26614, 29996, 52493, 53228, 104986, 209972, 14255599, 28511198, 57022396, 99789193, 199578386, 399156772]

約数ペア:

[(1, 399156772), (2, 199578386), (4, 99789193), (7, 57022396), (14, 28511198), (28, 14255599), (1901, 209972), (3802, 104986), (7499, 53228), (7604, 52493), (13307, 29996), (14998, 26614)]