28752556

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2909}}^1$

素因数の和:3273

約数の個数: 24

約数和(自身を含む): 57687840

約数和(自身を除く): 28935284

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2471, 2909, 4942, 5818, 9884, 11636, 20363, 40726, 81452, 1026877, 2053754, 4107508, 7188139, 14376278, 28752556]

約数ペア:

[(1, 28752556), (2, 14376278), (4, 7188139), (7, 4107508), (14, 2053754), (28, 1026877), (353, 81452), (706, 40726), (1412, 20363), (2471, 11636), (2909, 9884), (4942, 5818)]