426403768

素因数分解:

$2^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{18617}}^1$

素因数の和:19039

約数の個数: 32

約数和(自身を含む): 916005600

約数和(自身を除く): 489601832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 409, 818, 1636, 2863, 3272, 5726, 11452, 18617, 22904, 37234, 74468, 130319, 148936, 260638, 521276, 1042552, 7614353, 15228706, 30457412, 53300471, 60914824, 106600942, 213201884, 426403768]

約数ペア:

[(1, 426403768), (2, 213201884), (4, 106600942), (7, 60914824), (8, 53300471), (14, 30457412), (28, 15228706), (56, 7614353), (409, 1042552), (818, 521276), (1636, 260638), (2863, 148936), (3272, 130319), (5726, 74468), (11452, 37234), (18617, 22904)]