209719986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{262807}}^1$

素因数の和:262838

約数の個数: 32

約数和(自身を含む): 504591360

約数和(自身を除く): 294871374

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 262807, 525614, 788421, 1576842, 1839649, 3679298, 4993333, 5518947, 9986666, 11037894, 14979999, 29959998, 34953331, 69906662, 104859993, 209719986]

約数ペア:

[(1, 209719986), (2, 104859993), (3, 69906662), (6, 34953331), (7, 29959998), (14, 14979999), (19, 11037894), (21, 9986666), (38, 5518947), (42, 4993333), (57, 3679298), (114, 1839649), (133, 1576842), (266, 788421), (399, 525614), (798, 262807)]