28528312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{209767}}^1$

素因数の和:209790

約数の個数: 16

約数和(自身を含む): 56637360

約数和(自身を除く): 28109048

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 209767, 419534, 839068, 1678136, 3566039, 7132078, 14264156, 28528312]

約数ペア:

[(1, 28528312), (2, 14264156), (4, 7132078), (8, 3566039), (17, 1678136), (34, 839068), (68, 419534), (136, 209767)]