656806488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2105149}}^1$

素因数の和:2105171

約数の個数: 32

約数和(自身を含む): 1768326000

約数和(自身を除く): 1111519512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 2105149, 4210298, 6315447, 8420596, 12630894, 16841192, 25261788, 27366937, 50523576, 54733874, 82100811, 109467748, 164201622, 218935496, 328403244, 656806488]

約数ペア:

[(1, 656806488), (2, 328403244), (3, 218935496), (4, 164201622), (6, 109467748), (8, 82100811), (12, 54733874), (13, 50523576), (24, 27366937), (26, 25261788), (39, 16841192), (52, 12630894), (78, 8420596), (104, 6315447), (156, 4210298), (312, 2105149)]