28403312

素因数分解:

$2^4\times 7^1\times {\mathrm{253601}}^1$

素因数の和:253616

約数の個数: 20

約数和(自身を含む): 62893296

約数和(自身を除く): 34489984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 253601, 507202, 1014404, 1775207, 2028808, 3550414, 4057616, 7100828, 14201656, 28403312]

約数ペア:

[(1, 28403312), (2, 14201656), (4, 7100828), (7, 4057616), (8, 3550414), (14, 2028808), (16, 1775207), (28, 1014404), (56, 507202), (112, 253601)]