207969839

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{12923}}^1$

素因数の和:12971

約数の個数: 24

約数和(自身を含む): 275022720

約数和(自身を除く): 67052881

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1463, 2299, 12923, 16093, 90461, 142153, 245537, 995071, 1563683, 1718759, 2700907, 10945781, 18906349, 29709977, 207969839]

約数ペア:

[(1, 207969839), (7, 29709977), (11, 18906349), (19, 10945781), (77, 2700907), (121, 1718759), (133, 1563683), (209, 995071), (847, 245537), (1463, 142153), (2299, 90461), (12923, 16093)]