1409726728

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{439441}}^1$

素因数の和:439848

約数の個数: 16

約数和(自身を含む): 2649835260

約数和(自身を除く): 1240108532

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 439441, 878882, 1757764, 3515528, 176215841, 352431682, 704863364, 1409726728]

約数ペア:

[(1, 1409726728), (2, 704863364), (4, 352431682), (8, 176215841), (401, 3515528), (802, 1757764), (1604, 878882), (3208, 439441)]