28008

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 76050

約数和(自身を除く): 48042

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 778, 1167, 1556, 2334, 3112, 3501, 4668, 7002, 9336, 14004, 28008]

約数ペア:

[(1, 28008), (2, 14004), (3, 9336), (4, 7002), (6, 4668), (8, 3501), (9, 3112), (12, 2334), (18, 1556), (24, 1167), (36, 778), (72, 389)]