28387728

素因数分解:

$2^4\times 3^2\times {\mathrm{197137}}^1$

素因数の和:197151

約数の個数: 30

約数和(自身を含む): 79446614

約数和(自身を除く): 51058886

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197137, 394274, 591411, 788548, 1182822, 1577096, 1774233, 2365644, 3154192, 3548466, 4731288, 7096932, 9462576, 14193864, 28387728]

約数ペア:

[(1, 28387728), (2, 14193864), (3, 9462576), (4, 7096932), (6, 4731288), (8, 3548466), (9, 3154192), (12, 2365644), (16, 1774233), (18, 1577096), (24, 1182822), (36, 788548), (48, 591411), (72, 394274), (144, 197137)]