28145264

素因数分解:

$2^4\times 7^1\times {\mathrm{251297}}^1$

素因数の和:251312

約数の個数: 20

約数和(自身を含む): 62321904

約数和(自身を除く): 34176640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 251297, 502594, 1005188, 1759079, 2010376, 3518158, 4020752, 7036316, 14072632, 28145264]

約数ペア:

[(1, 28145264), (2, 14072632), (4, 7036316), (7, 4020752), (8, 3518158), (14, 2010376), (16, 1759079), (28, 1005188), (56, 502594), (112, 251297)]