290522486

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{120349}}^1$

素因数の和:120439

約数の個数: 16

約数和(自身を含む): 467920800

約数和(自身を除く): 177398314

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 120349, 240698, 2045933, 4091866, 8544779, 17089558, 145261243, 290522486]

約数ペア:

[(1, 290522486), (2, 145261243), (17, 17089558), (34, 8544779), (71, 4091866), (142, 2045933), (1207, 240698), (2414, 120349)]