256722654

素因数分解:

$2^1\times 3^1\times {\mathrm{2207}}^1\times {\mathrm{19387}}^1$

素因数の和:21599

約数の個数: 16

約数和(自身を含む): 513704448

約数和(自身を除く): 256981794

約数列:

[1, 2, 3, 6, 2207, 4414, 6621, 13242, 19387, 38774, 58161, 116322, 42787109, 85574218, 128361327, 256722654]

約数ペア:

[(1, 256722654), (2, 128361327), (3, 85574218), (6, 42787109), (2207, 116322), (4414, 58161), (6621, 38774), (13242, 19387)]