28987272

素因数分解:

$2^3\times 3^2\times {\mathrm{402601}}^1$

素因数の和:402613

約数の個数: 24

約数和(自身を含む): 78507390

約数和(自身を除く): 49520118

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 402601, 805202, 1207803, 1610404, 2415606, 3220808, 3623409, 4831212, 7246818, 9662424, 14493636, 28987272]

約数ペア:

[(1, 28987272), (2, 14493636), (3, 9662424), (4, 7246818), (6, 4831212), (8, 3623409), (9, 3220808), (12, 2415606), (18, 1610404), (24, 1207803), (36, 805202), (72, 402601)]