28756686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{684683}}^1$

素因数の和:684695

約数の個数: 16

約数和(自身を含む): 65729664

約数和(自身を除く): 36972978

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 684683, 1369366, 2054049, 4108098, 4792781, 9585562, 14378343, 28756686]

約数ペア:

[(1, 28756686), (2, 14378343), (3, 9585562), (6, 4792781), (7, 4108098), (14, 2054049), (21, 1369366), (42, 684683)]