28181016

素因数分解:

$2^3\times 3^2\times {\mathrm{391403}}^1$

素因数の和:391415

約数の個数: 24

約数和(自身を含む): 76323780

約数和(自身を除く): 48142764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 391403, 782806, 1174209, 1565612, 2348418, 3131224, 3522627, 4696836, 7045254, 9393672, 14090508, 28181016]

約数ペア:

[(1, 28181016), (2, 14090508), (3, 9393672), (4, 7045254), (6, 4696836), (8, 3522627), (9, 3131224), (12, 2348418), (18, 1565612), (24, 1174209), (36, 782806), (72, 391403)]